diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b03b7af..ba680a0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -122,7 +122,6 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.13.10]
         java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
@@ -217,4 +216,4 @@ jobs:
           (echo "$PGP_PASSPHRASE"; echo; echo) | gpg --command-fd 0 --pinentry-mode loopback --change-passphrase $(gpg --list-secret-keys --with-colons 2> /dev/null | grep '^sec:' | cut --delimiter ':' --fields 5 | tail -n 1)
 
       - name: Publish
-        run: sbt '++ ${{ matrix.scala }}' tlCiRelease
+        run: sbt tlCiRelease
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 22a039f..4ed9cab 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1 +1 @@
-addSbtPlugin("org.typelevel" % "sbt-typelevel" % "0.4.20")
+addSbtPlugin("org.typelevel" % "sbt-typelevel" % "0.4.21")