diff --git a/.github/workflows/nightly-builds.yml b/.github/workflows/nightly-builds.yml
index ef77591eb15..5df3909f9b7 100644
--- a/.github/workflows/nightly-builds.yml
+++ b/.github/workflows/nightly-builds.yml
@@ -144,7 +144,7 @@ jobs:
         # No need to specify the full Scala version. Only the Scala
         # binary version is required and Pekko build will set the right
         # full version from it.
-        scalaVersion: ["2.12", "2.13"]
+        scalaVersion: ["2.12", "2.13", "3.3"]
         javaVersion: [8, 11, 17]
     steps:
       - name: Checkout