diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 23862471..d0c48eee 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -42,4 +42,4 @@ jobs:
           java-version: 11
 
       - name: run tests
-        run: sbt ++2.13.3 test
\ No newline at end of file
+        run: sbt ++2.13.4 test
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 05ffb87b..834f4c39 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -38,4 +38,4 @@ jobs:
           java-version: 11
 
       - name: run tests
-        run: sbt ++2.13.3 test
\ No newline at end of file
+        run: sbt ++2.13.4 test
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2d243cad..1f2e97de 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -73,11 +73,11 @@ jobs:
           echo "email:       ${{ steps.import_gpg.outputs.email }}"
 
       - name: run tests
-        run: sbt ++2.13.3 test
+        run: sbt ++2.13.4 test
 
       - name: publish release
-        run: sbt ++2.13.3 publishSigned
+        run: sbt ++2.13.4 publishSigned
         env:
           RELEASE_VERSION: ${{ github.event.inputs.version }}
           OSSRH_USERNAME: ${{ secrets.OSSRH_USERNAME }}
-          OSSRH_PASSWORD: ${{ secrets.OSSRH_PASSWORD }}
\ No newline at end of file
+          OSSRH_PASSWORD: ${{ secrets.OSSRH_PASSWORD }}