diff --git a/.github/workflows/build-snapshot-controller.yml b/.github/workflows/build-snapshot-controller.yml
index a543c91d5d..6afa145376 100644
--- a/.github/workflows/build-snapshot-controller.yml
+++ b/.github/workflows/build-snapshot-controller.yml
@@ -49,7 +49,7 @@ jobs:
               "workflow_dispatch": {
                 "owner": "spring-cloud",
                 "repo": "spring-cloud-dataflow",
-                "ref": "2.11.x",
+                "ref": "main",
                 "workflow": "build-snapshot-worker.yml"
               }
             },
@@ -59,7 +59,7 @@ jobs:
               "workflow_dispatch": {
                 "owner": "spring-cloud",
                 "repo": "spring-cloud-dataflow",
-                "ref": "2.11.x",
+                "ref": "main",
                 "workflow": "carvel-worker.yml"
               }
             },