diff --git a/.github/actions/setup-greptimedb-cluster/with-observability.yaml b/.github/actions/setup-greptimedb-cluster/with-observability.yaml
index 98659a89941..6cc923aede3 100644
--- a/.github/actions/setup-greptimedb-cluster/with-observability.yaml
+++ b/.github/actions/setup-greptimedb-cluster/with-observability.yaml
@@ -1,3 +1,7 @@
+datanode:
+  storage:
+    storageClassName: standard
+
 tracing:
   enabled: true
   endpoint: "http://my-greptimedb-monitor-standalone.my-greptimedb:4000/v1/otlp/v1/traces"