diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5fce46c..1d5a6b5 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -81,7 +81,7 @@ jobs:
             - name: Install gcloud beta
               run: |
                   gcloud components install cloud-datastore-emulator
-            - name: Test with Scala 2.12.15
+            - name: Test with Scala 2.12.21
               run: |
                   gcloud beta emulators datastore start --no-store-on-disk --consistency=1.0 &
                   sleep 10
diff --git a/build.sbt b/build.sbt
index 14e51a5..5c617ab 100644
--- a/build.sbt
+++ b/build.sbt
@@ -3,7 +3,7 @@ import sbt.Keys.parallelExecution
 name := "akka-persistence-gcp-datastore"
 
 val mainScala = "2.13.7"
-val allScala = Seq("2.12.15", mainScala)
+val allScala = Seq("2.12.21", mainScala)
 
 val akkaVersion = "2.6.17"
 val javaUUIDGeneratorVersion = "4.0.1"