diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f205128..fd0b4a1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -36,6 +36,7 @@ jobs:
           - 2.12.17
           - 2.12.18
           - 2.12.19
+          - 2.12.20
           - 2.13.0
           - 2.13.1
           - 2.13.2
diff --git a/build.sbt b/build.sbt
index 415a4f0..80e7cb3 100644
--- a/build.sbt
+++ b/build.sbt
@@ -16,6 +16,7 @@ inThisBuild {
       "2.12.17",
       "2.12.18",
       "2.12.19",
+      "2.12.20",
       "2.13.0",
       "2.13.1",
       "2.13.2",