diff --git a/.changelog/unreleased/bug-fixes/806-matchmaker-state-ptr.md b/.changelog/v0.4.0/bug-fixes/806-matchmaker-state-ptr.md
similarity index 100%
rename from .changelog/unreleased/bug-fixes/806-matchmaker-state-ptr.md
rename to .changelog/v0.4.0/bug-fixes/806-matchmaker-state-ptr.md
diff --git a/.changelog/unreleased/ci/801-improve-ci-tag-event.md b/.changelog/v0.4.0/ci/801-improve-ci-tag-event.md
similarity index 100%
rename from .changelog/unreleased/ci/801-improve-ci-tag-event.md
rename to .changelog/v0.4.0/ci/801-improve-ci-tag-event.md
diff --git a/.changelog/unreleased/features/403-broadcast-only.md b/.changelog/v0.4.0/features/403-broadcast-only.md
similarity index 100%
rename from .changelog/unreleased/features/403-broadcast-only.md
rename to .changelog/v0.4.0/features/403-broadcast-only.md
diff --git a/.changelog/unreleased/features/480-ibc-event.md b/.changelog/v0.4.0/features/480-ibc-event.md
similarity index 100%
rename from .changelog/unreleased/features/480-ibc-event.md
rename to .changelog/v0.4.0/features/480-ibc-event.md
diff --git a/.changelog/unreleased/features/634-tx-result-extraction.md b/.changelog/v0.4.0/features/634-tx-result-extraction.md
similarity index 100%
rename from .changelog/unreleased/features/634-tx-result-extraction.md
rename to .changelog/v0.4.0/features/634-tx-result-extraction.md
diff --git a/.changelog/unreleased/features/699-ibc-message.md b/.changelog/v0.4.0/features/699-ibc-message.md
similarity index 100%
rename from .changelog/unreleased/features/699-ibc-message.md
rename to .changelog/v0.4.0/features/699-ibc-message.md
diff --git a/.changelog/unreleased/features/823-ibc-fungible-token-transfer.md b/.changelog/v0.4.0/features/823-ibc-fungible-token-transfer.md
similarity index 100%
rename from .changelog/unreleased/features/823-ibc-fungible-token-transfer.md
rename to .changelog/v0.4.0/features/823-ibc-fungible-token-transfer.md
diff --git a/.changelog/unreleased/improvements/411-ibc-actions.md b/.changelog/v0.4.0/improvements/411-ibc-actions.md
similarity index 100%
rename from .changelog/unreleased/improvements/411-ibc-actions.md
rename to .changelog/v0.4.0/improvements/411-ibc-actions.md
diff --git a/.changelog/unreleased/improvements/579-split-matchmakers.md b/.changelog/v0.4.0/improvements/579-split-matchmakers.md
similarity index 100%
rename from .changelog/unreleased/improvements/579-split-matchmakers.md
rename to .changelog/v0.4.0/improvements/579-split-matchmakers.md
diff --git a/.changelog/unreleased/improvements/625-wallet-confirm-pwd.md b/.changelog/v0.4.0/improvements/625-wallet-confirm-pwd.md
similarity index 100%
rename from .changelog/unreleased/improvements/625-wallet-confirm-pwd.md
rename to .changelog/v0.4.0/improvements/625-wallet-confirm-pwd.md
diff --git a/.changelog/unreleased/improvements/671-merkle-tree.md b/.changelog/v0.4.0/improvements/671-merkle-tree.md
similarity index 100%
rename from .changelog/unreleased/improvements/671-merkle-tree.md
rename to .changelog/v0.4.0/improvements/671-merkle-tree.md
diff --git a/.changelog/unreleased/improvements/717-incr-ports-abci-tests.md b/.changelog/v0.4.0/improvements/717-incr-ports-abci-tests.md
similarity index 100%
rename from .changelog/unreleased/improvements/717-incr-ports-abci-tests.md
rename to .changelog/v0.4.0/improvements/717-incr-ports-abci-tests.md
diff --git a/.changelog/unreleased/improvements/718-mm-dylib.md b/.changelog/v0.4.0/improvements/718-mm-dylib.md
similarity index 100%
rename from .changelog/unreleased/improvements/718-mm-dylib.md
rename to .changelog/v0.4.0/improvements/718-mm-dylib.md
diff --git a/.changelog/unreleased/improvements/734-ibc-coding.md b/.changelog/v0.4.0/improvements/734-ibc-coding.md
similarity index 100%
rename from .changelog/unreleased/improvements/734-ibc-coding.md
rename to .changelog/v0.4.0/improvements/734-ibc-coding.md
diff --git a/.changelog/unreleased/improvements/746-mm-macro.md b/.changelog/v0.4.0/improvements/746-mm-macro.md
similarity index 100%
rename from .changelog/unreleased/improvements/746-mm-macro.md
rename to .changelog/v0.4.0/improvements/746-mm-macro.md
diff --git a/.changelog/unreleased/improvements/765-update-proptest-state-machine.md b/.changelog/v0.4.0/improvements/765-update-proptest-state-machine.md
similarity index 100%
rename from .changelog/unreleased/improvements/765-update-proptest-state-machine.md
rename to .changelog/v0.4.0/improvements/765-update-proptest-state-machine.md
diff --git a/.changelog/unreleased/improvements/770-flakes.md b/.changelog/v0.4.0/improvements/770-flakes.md
similarity index 100%
rename from .changelog/unreleased/improvements/770-flakes.md
rename to .changelog/v0.4.0/improvements/770-flakes.md
diff --git a/.changelog/unreleased/improvements/813-join-network-fixes.md b/.changelog/v0.4.0/improvements/813-join-network-fixes.md
similarity index 100%
rename from .changelog/unreleased/improvements/813-join-network-fixes.md
rename to .changelog/v0.4.0/improvements/813-join-network-fixes.md
diff --git a/.changelog/unreleased/improvements/816-install-default-matchmaker.md b/.changelog/v0.4.0/improvements/816-install-default-matchmaker.md
similarity index 100%
rename from .changelog/unreleased/improvements/816-install-default-matchmaker.md
rename to .changelog/v0.4.0/improvements/816-install-default-matchmaker.md
diff --git a/.changelog/unreleased/miscellaneous/791-force-non-dev-package.md b/.changelog/v0.4.0/miscellaneous/791-force-non-dev-package.md
similarity index 100%
rename from .changelog/unreleased/miscellaneous/791-force-non-dev-package.md
rename to .changelog/v0.4.0/miscellaneous/791-force-non-dev-package.md
diff --git a/.changelog/v0.4.0/summary.md b/.changelog/v0.4.0/summary.md
new file mode 100644
index 0000000000..44a7a348ee
--- /dev/null
+++ b/.changelog/v0.4.0/summary.md
@@ -0,0 +1 @@
+Anoma 0.4.0 is a scheduled minor release, released 31 January 2022.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 41759b5f0c..dfd6e237f3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,8 @@
 # CHANGELOG
 
-## Unreleased
+## v0.4.0
+
+Anoma 0.4.0 is a scheduled minor release, released 31 January 2022.
 
 ### BUG FIXES
 
@@ -8,6 +10,11 @@
   that was causing segfaults in the matchmaker in release build.
   ([#806](https://github.com/anoma/anoma/pull/806))
 
+### CI
+
+- Build Linux package directly from tagged releases, and upload wasm from tags.
+  ([#801](https://github.com/anoma/anoma/pull/801))
+
 ### FEATURES
 
 - Client/Ledger: Added a flag  to allow to indicate that client should exit once
@@ -19,9 +26,19 @@
   transaction hash. ([#634](https://github.com/anoma/anoma/issues/634))
 - Ledger: Use IBC messages from ibc-rs crate to be used in the relayer.
   ([#699](https://github.com/anoma/anoma/issues/699))
+- Ledger: Added [fungible token transfer](https://github.com/cosmos/ibc/tree/26299580866b80fbdf0ce8a0691ee19a28176795/spec/app/ics-020-fungible-token-transfer)
+  support to IBC validity predicate. 
+  ([#823](https://github.com/anoma/anoma/issues/823))
 
 ### IMPROVEMENTS
 
+- Ledger: Add IbcActions trait to execute IBC operations
+  ([#411](https://github.com/anoma/anoma/issues/411))
+- Matchmaker has been separated from intent gossiper node. Multiple
+  matchmakers can connect to an intent gossiper node over WebSocket.
+  ([#579](https://github.com/anoma/anoma/issues/579))
+- Wallet: Ask for encryption password confirmation when generating a new key.
+  ([#625](https://github.com/anoma/anoma/issues/625))
 - Ledger: Two-layer merkle tree for the IBC proof verification
   ([#671](https://github.com/anoma/anoma/issues/671))
 - Testing: Increments network configuration ports used for E2E
@@ -29,8 +46,28 @@
   ([#717](https://github.com/anoma/anoma/issues/717))
 - Matchmaker: compiling and loading matchmakers to and from dylib instead of
   WASM ([#718](https://github.com/anoma/anoma/pull/718))
+- Ledger: Coding IBC-related data without Borsh
+  ([#734](https://github.com/anoma/anoma/issues/734))
 - Matchmaker: re-purpose the matchmaker macro to manage state of a custom
   matchmaker implementation ([#746](https://github.com/anoma/anoma/pull/746))
+- Testing: Update to a new branch of property-based state machine testing with
+  initial state shrinking. ([#765](https://github.com/anoma/anoma/pull/765))
+- Port the Nix build to the new Flakes system.
+  ([#770](https://github.com/anoma/anoma/pull/770))
+- Client/Utils: Respect wasm directory, when specified and non-default in the
+  command. The command now doesn't unpack the network config archive into its
+  default directories, if any of them are specified with non-default values.
+  ([#813](https://github.com/anoma/anoma/issues/813))
+- Install the default token exchange matchmaker implemenetation into
+  `~/.cargo/lib` directory when building from source. When not absolute, the
+  matchmaker will attempt to load the matchmaker from the same path as where the
+  binary is being ran from, from `~/.cargo/lib` or the current working 
+  directory. ([#816](https://github.com/anoma/anoma/issues/816))
+
+### MISCELLANEOUS
+
+- Force non-dev build for make build-release, check-release & package
+  ([#791](https://github.com/anoma/anoma/pull/791))
 
 ## v0.3.1
 
diff --git a/Cargo.lock b/Cargo.lock
index 8c430a78c2..94daf5013c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -74,7 +74,7 @@ dependencies = [
 
 [[package]]
 name = "anoma"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_proof_of_stake",
  "ark-bls12-381",
@@ -132,7 +132,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_apps"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "async-std",
@@ -218,7 +218,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_macros"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "quote",
  "syn",
@@ -226,7 +226,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_proof_of_stake"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "borsh",
  "proptest 1.0.0 (git+https://github.com/heliaxdev/proptest?branch=tomas/sm)",
@@ -235,7 +235,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_tests"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_apps",
@@ -270,14 +270,14 @@ dependencies = [
 
 [[package]]
 name = "anoma_tx_prelude"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_vm_env",
 ]
 
 [[package]]
 name = "anoma_vm_env"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_macros",
@@ -286,7 +286,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_vp_prelude"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_vm_env",
 ]
@@ -3814,7 +3814,7 @@ checksum = "94c7128ba23c81f6471141b90f17654f89ef44a56e14b8a4dd0fddfccd655277"
 
 [[package]]
 name = "mm_template"
-version = "0.2.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_macros",
@@ -3823,7 +3823,7 @@ dependencies = [
 
 [[package]]
 name = "mm_token_exch"
-version = "0.2.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_macros",
diff --git a/apps/Cargo.toml b/apps/Cargo.toml
index a4413b4bfb..d9b1a33d7c 100644
--- a/apps/Cargo.toml
+++ b/apps/Cargo.toml
@@ -6,7 +6,7 @@ license = "GPL-3.0"
 name = "anoma_apps"
 readme = "../README.md"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/macros/Cargo.toml b/macros/Cargo.toml
index d95bfdf477..eb78f7b24c 100644
--- a/macros/Cargo.toml
+++ b/macros/Cargo.toml
@@ -4,7 +4,7 @@ edition = "2021"
 license = "GPL-3.0"
 name = "anoma_macros"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 [lib]
 proc-macro = true
diff --git a/matchmaker/mm_template/Cargo.toml b/matchmaker/mm_template/Cargo.toml
index 9933080d20..cb1e7d7908 100644
--- a/matchmaker/mm_template/Cargo.toml
+++ b/matchmaker/mm_template/Cargo.toml
@@ -6,7 +6,7 @@ license = "GPL-3.0"
 name = "mm_template"
 readme = "../../README.md"
 resolver = "2"
-version = "0.2.0"
+version = "0.4.0"
 
 [lib]
 crate-type = ["dylib"]
diff --git a/matchmaker/mm_token_exch/Cargo.toml b/matchmaker/mm_token_exch/Cargo.toml
index e341785700..4967e1b076 100644
--- a/matchmaker/mm_token_exch/Cargo.toml
+++ b/matchmaker/mm_token_exch/Cargo.toml
@@ -6,7 +6,7 @@ license = "GPL-3.0"
 name = "mm_token_exch"
 readme = "../../README.md"
 resolver = "2"
-version = "0.2.0"
+version = "0.4.0"
 
 [lib]
 crate-type = ["dylib"]
diff --git a/proof_of_stake/Cargo.toml b/proof_of_stake/Cargo.toml
index 8f888c7994..eeb3bc0b16 100644
--- a/proof_of_stake/Cargo.toml
+++ b/proof_of_stake/Cargo.toml
@@ -6,7 +6,7 @@ license = "GPL-3.0"
 name = "anoma_proof_of_stake"
 readme = "../README.md"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 [dependencies]
 borsh = "0.9.1"
diff --git a/shared/Cargo.toml b/shared/Cargo.toml
index 957ae8998b..9d96d9d1f4 100644
--- a/shared/Cargo.toml
+++ b/shared/Cargo.toml
@@ -4,7 +4,7 @@ edition = "2021"
 license = "GPL-3.0"
 name = "anoma"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/tests/Cargo.toml b/tests/Cargo.toml
index c34fbd1bda..7d2c2f6769 100644
--- a/tests/Cargo.toml
+++ b/tests/Cargo.toml
@@ -5,7 +5,7 @@ edition = "2021"
 license = "GPL-3.0"
 name = "anoma_tests"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 [features]
 default = ["wasm-runtime", "ABCI"]
diff --git a/tx_prelude/Cargo.toml b/tx_prelude/Cargo.toml
index 83f2dc5856..795357d0a4 100644
--- a/tx_prelude/Cargo.toml
+++ b/tx_prelude/Cargo.toml
@@ -4,7 +4,7 @@ edition = "2021"
 license = "GPL-3.0"
 name = "anoma_tx_prelude"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 [features]
 default = ["ABCI"]
diff --git a/vm_env/Cargo.toml b/vm_env/Cargo.toml
index 6867ce1d37..e7597e59bc 100644
--- a/vm_env/Cargo.toml
+++ b/vm_env/Cargo.toml
@@ -4,7 +4,7 @@ edition = "2021"
 license = "GPL-3.0"
 name = "anoma_vm_env"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 [features]
 default = ["ABCI"]
diff --git a/vp_prelude/Cargo.toml b/vp_prelude/Cargo.toml
index 129b4501ba..c2defdcfa6 100644
--- a/vp_prelude/Cargo.toml
+++ b/vp_prelude/Cargo.toml
@@ -4,7 +4,7 @@ edition = "2021"
 license = "GPL-3.0"
 name = "anoma_vp_prelude"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 [features]
 default = ["ABCI"]
diff --git a/wasm/checksums.json b/wasm/checksums.json
index 06c1c75a6c..ae15d0c6a0 100644
--- a/wasm/checksums.json
+++ b/wasm/checksums.json
@@ -1,13 +1,13 @@
 {
-    "tx_bond.wasm": "tx_bond.96dcf1deefc1c6d5dbbba0929d4af762ca9d039f5a46b2fa8b5a12d3454ddeb9.wasm",
-    "tx_from_intent.wasm": "tx_from_intent.ca07c52a38c3638447f86d1d480a1d22efd808faca523aea675d45838ce148db.wasm",
-    "tx_init_account.wasm": "tx_init_account.af003ca11628cceaa3bef91455b6166decd42eafacdc5ec78f761af4d7503719.wasm",
-    "tx_init_validator.wasm": "tx_init_validator.2e0c5437900f3b4ca8013ab8cebc9e925fc49a9bb54d8cfce8994336384aa1fb.wasm",
-    "tx_transfer.wasm": "tx_transfer.799ca981932ab95cc787d545ad6fa7a9b5c70e078ab499aaf67eaa9758417e6f.wasm",
-    "tx_unbond.wasm": "tx_unbond.7aebb09d24dd8d1a1d201e38a250d93f7f503a86ff4c655042a55fe58ee2ac60.wasm",
-    "tx_update_vp.wasm": "tx_update_vp.e614fd2bccdb4e818feb69c7e465336361a937398579d3305376ac286fa2d36a.wasm",
-    "tx_withdraw.wasm": "tx_withdraw.cda15a65c656d91f1287475d047735cf8582d96bcf73b7894e0f158f787b8bcc.wasm",
-    "vp_testnet_faucet.wasm": "vp_testnet_faucet.fa1da3d46934c26b0a8f24043d67e79258b947d7a98f0c31cf82056fcea787a9.wasm",
-    "vp_token.wasm": "vp_token.b4d0e002e645a676da8f4bde73dd1faef6a524986f78524d43d58f0cb7e3c8de.wasm",
-    "vp_user.wasm": "vp_user.c2d0aa6e4c2095e2c13e387a82e05eda3d4057795135f053dde59a074a5188aa.wasm"
+    "tx_bond.wasm": "tx_bond.593d2558f54f20eec9155bc842322a45badf0b75aa9464fd051595f8f382b297.wasm",
+    "tx_from_intent.wasm": "tx_from_intent.77da29925cf0c61842380f3d231326cf5be26a923ad771a67e68451c8bb0c322.wasm",
+    "tx_init_account.wasm": "tx_init_account.d585e8bd57a45a3941342c04fa50de276e198e8833e0f8fdc0216a8baadd6a4f.wasm",
+    "tx_init_validator.wasm": "tx_init_validator.7ab3888a7b75b6e09e562c5895acb9ddb891ceba51d72c53fa4a4b6bb9e84b81.wasm",
+    "tx_transfer.wasm": "tx_transfer.ea3aac9372ef71304af20f5098fa90d562db222240001cae7bbc55cc48835a41.wasm",
+    "tx_unbond.wasm": "tx_unbond.87e6f0f778717691e33b281d522e68b8048d0012b8a34e43a329b28c8a9780a4.wasm",
+    "tx_update_vp.wasm": "tx_update_vp.446f5937b060a7a1bc6185a2c4f533535f45d963e4e6bcb69463a1671ac5f793.wasm",
+    "tx_withdraw.wasm": "tx_withdraw.cff5707c4c7d40f8c59b08a6975b869453774b803ae64c40af9bafb3f3dc3e2c.wasm",
+    "vp_testnet_faucet.wasm": "vp_testnet_faucet.4ab8f2ec40a3dfae81449a54ac1bd60f8bcfaafc32a81263a955355f980ce9a4.wasm",
+    "vp_token.wasm": "vp_token.f259b0ab4eb369bcf6fffa2c866311b50d0002cd59b832b972d46547d023860a.wasm",
+    "vp_user.wasm": "vp_user.0d4983bfd3a0dcf9b21b0086fc3165355ef8ca6fe103d0352a3cffaf01bf9543.wasm"
 }
\ No newline at end of file
diff --git a/wasm/tx_template/Cargo.lock b/wasm/tx_template/Cargo.lock
index 9a418cc84f..8f8e0bc0d0 100644
--- a/wasm/tx_template/Cargo.lock
+++ b/wasm/tx_template/Cargo.lock
@@ -45,7 +45,7 @@ dependencies = [
 
 [[package]]
 name = "anoma"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_proof_of_stake",
  "bech32",
@@ -89,7 +89,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_macros"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "quote",
  "syn",
@@ -97,7 +97,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_proof_of_stake"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "borsh",
  "thiserror",
@@ -105,7 +105,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_tests"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_vm_env",
@@ -126,14 +126,14 @@ dependencies = [
 
 [[package]]
 name = "anoma_tx_prelude"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_vm_env",
 ]
 
 [[package]]
 name = "anoma_vm_env"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_macros",
@@ -2665,7 +2665,7 @@ checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
 
 [[package]]
 name = "tx_template"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_tests",
  "anoma_tx_prelude",
diff --git a/wasm/tx_template/Cargo.toml b/wasm/tx_template/Cargo.toml
index 2cbe1e71e1..3f71a63df7 100644
--- a/wasm/tx_template/Cargo.toml
+++ b/wasm/tx_template/Cargo.toml
@@ -4,7 +4,7 @@ edition = "2021"
 license = "GPL-3.0"
 name = "tx_template"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 [lib]
 crate-type = ["cdylib"]
diff --git a/wasm/vp_template/Cargo.lock b/wasm/vp_template/Cargo.lock
index 61178021c3..52d3e52060 100644
--- a/wasm/vp_template/Cargo.lock
+++ b/wasm/vp_template/Cargo.lock
@@ -45,7 +45,7 @@ dependencies = [
 
 [[package]]
 name = "anoma"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_proof_of_stake",
  "bech32",
@@ -89,7 +89,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_macros"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "quote",
  "syn",
@@ -97,7 +97,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_proof_of_stake"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "borsh",
  "thiserror",
@@ -105,7 +105,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_tests"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_vm_env",
@@ -126,7 +126,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_vm_env"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_macros",
@@ -135,7 +135,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_vp_prelude"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_vm_env",
 ]
@@ -2728,7 +2728,7 @@ checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
 [[package]]
 name = "vp_template"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_tests",
  "anoma_vp_prelude",
diff --git a/wasm/vp_template/Cargo.toml b/wasm/vp_template/Cargo.toml
index 721d835b4a..e5c3967703 100644
--- a/wasm/vp_template/Cargo.toml
+++ b/wasm/vp_template/Cargo.toml
@@ -4,7 +4,7 @@ edition = "2021"
 license = "GPL-3.0"
 name = "vp_template"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 [lib]
 crate-type = ["cdylib"]
diff --git a/wasm/wasm_source/Cargo.lock b/wasm/wasm_source/Cargo.lock
index debe44c25b..9a1b012b36 100644
--- a/wasm/wasm_source/Cargo.lock
+++ b/wasm/wasm_source/Cargo.lock
@@ -45,7 +45,7 @@ dependencies = [
 
 [[package]]
 name = "anoma"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_proof_of_stake",
  "bech32",
@@ -89,7 +89,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_macros"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "quote",
  "syn",
@@ -97,7 +97,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_proof_of_stake"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "borsh",
  "thiserror",
@@ -105,7 +105,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_tests"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_vm_env",
@@ -126,14 +126,14 @@ dependencies = [
 
 [[package]]
 name = "anoma_tx_prelude"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_vm_env",
 ]
 
 [[package]]
 name = "anoma_vm_env"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_macros",
@@ -142,14 +142,14 @@ dependencies = [
 
 [[package]]
 name = "anoma_vp_prelude"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_vm_env",
 ]
 
 [[package]]
 name = "anoma_wasm"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_tests",
  "anoma_tx_prelude",
diff --git a/wasm/wasm_source/Cargo.toml b/wasm/wasm_source/Cargo.toml
index 928c94645d..bea913080d 100644
--- a/wasm/wasm_source/Cargo.toml
+++ b/wasm/wasm_source/Cargo.toml
@@ -4,7 +4,7 @@ edition = "2021"
 license = "GPL-3.0"
 name = "anoma_wasm"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 [lib]
 crate-type = ["cdylib"]
diff --git a/wasm_for_tests/wasm_source/Cargo.lock b/wasm_for_tests/wasm_source/Cargo.lock
index 4a5369ac76..b09f0d2cf3 100644
--- a/wasm_for_tests/wasm_source/Cargo.lock
+++ b/wasm_for_tests/wasm_source/Cargo.lock
@@ -45,7 +45,7 @@ dependencies = [
 
 [[package]]
 name = "anoma"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_proof_of_stake",
  "bech32",
@@ -57,6 +57,7 @@ dependencies = [
  "hex",
  "ibc",
  "ibc-proto",
+ "ics23",
  "itertools",
  "loupe",
  "parity-wasm",
@@ -68,11 +69,12 @@ dependencies = [
  "rand_core 0.5.1",
  "rust_decimal",
  "serde",
+ "serde_json",
  "sha2",
  "sparse-merkle-tree",
  "tempfile",
  "tendermint",
- "tendermint-rpc",
+ "tendermint-proto",
  "thiserror",
  "tonic-build",
  "tracing",
@@ -87,7 +89,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_macros"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "quote",
  "syn",
@@ -95,7 +97,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_proof_of_stake"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "borsh",
  "thiserror",
@@ -103,7 +105,7 @@ dependencies = [
 
 [[package]]
 name = "anoma_tests"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_vm_env",
@@ -111,10 +113,12 @@ dependencies = [
  "concat-idents",
  "ibc",
  "ibc-proto",
+ "prost",
  "serde_json",
  "sha2",
  "tempfile",
  "tendermint",
+ "tendermint-proto",
  "test-log",
  "tracing",
  "tracing-subscriber",
@@ -122,14 +126,14 @@ dependencies = [
 
 [[package]]
 name = "anoma_tx_prelude"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_vm_env",
 ]
 
 [[package]]
 name = "anoma_vm_env"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma",
  "anoma_macros",
@@ -138,14 +142,14 @@ dependencies = [
 
 [[package]]
 name = "anoma_vp_prelude"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_vm_env",
 ]
 
 [[package]]
 name = "anoma_wasm_for_tests"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anoma_tests",
  "anoma_tx_prelude",
diff --git a/wasm_for_tests/wasm_source/Cargo.toml b/wasm_for_tests/wasm_source/Cargo.toml
index fb1ab2e030..d1843ffe1e 100644
--- a/wasm_for_tests/wasm_source/Cargo.toml
+++ b/wasm_for_tests/wasm_source/Cargo.toml
@@ -4,7 +4,7 @@ edition = "2021"
 license = "GPL-3.0"
 name = "anoma_wasm_for_tests"
 resolver = "2"
-version = "0.3.0"
+version = "0.4.0"
 
 [lib]
 crate-type = ["cdylib"]