diff --git a/ci/datasources/runtimes.yaml b/ci/datasources/runtimes.yaml
index 0e084b08..62fd0279 100644
--- a/ci/datasources/runtimes.yaml
+++ b/ci/datasources/runtimes.yaml
@@ -8,7 +8,7 @@ runtimes:
     arch: "arm64"
     image: "3.8"
   - name: "python39"
-    python_version: "3.8"
+    python_version: "3.9"
     arch: "amd64"
     image: "3.9"
   - name: "python39"