diff --git a/pw_build/target_config.bzl b/pw_build/target_config.bzl
deleted file mode 100644
index 2a1f2a56a6..0000000000
--- a/pw_build/target_config.bzl
+++ /dev/null
@@ -1,60 +0,0 @@
-# Copyright 2021 The Pigweed Authors
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may not
-# use this file except in compliance with the License. You may obtain a copy of
-# the License at
-#
-#     https://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-# License for the specific language governing permissions and limitations under
-# the License.
-"""Configure Pigweed's backend implementations."""
-
-def _pigweed_config_impl(repository_ctx):
-    if repository_ctx.attr.build_file_content and \
-       repository_ctx.attr.build_file:
-        fail("Attributes 'build_file_content' and 'build_file' cannot both be \
-        defined at the same time.")
-    if not repository_ctx.attr.build_file_content and \
-       not repository_ctx.attr.build_file:
-        fail("Either 'build_file_content' or 'build_file' must be defined.")
-
-    if repository_ctx.name != "pigweed_config":
-        fail("This repository should be name 'pigweed_config'")
-
-    if repository_ctx.attr.build_file_content:
-        repository_ctx.file("BUILD", repository_ctx.attr.build_file_content)
-
-    if repository_ctx.attr.build_file:
-        repository_ctx.template("BUILD", repository_ctx.attr.build_file, {})
-
-pigweed_config = repository_rule(
-    _pigweed_config_impl,
-    attrs = {
-        "build_file_content": attr.string(
-            doc = "The build file content to configure Pigweed.",
-            mandatory = False,
-            default = "",
-        ),
-        "build_file": attr.label(
-            doc = "The label for the Pigweed config build file to use.",
-            mandatory = False,
-            default = "@pigweed//targets/host:host_config.BUILD",
-        ),
-    },
-    doc = """
-Configure Pigweeds backend implementations.
-
-Example:
-    # WORKSPACE
-    pigweed_config(
-        # This must use the exact name specified here otherwise this
-        # remote repository will not function as expected.
-        name = "pigweed_config",
-        build_file = "//path/to/config.BUILD",
-    )
-""",
-)