diff --git a/.github/workflows/e2e_aks_runtime.yml b/.github/workflows/e2e_aks_runtime.yml
index b82e958858..2b6fd3b1e3 100644
--- a/.github/workflows/e2e_aks_runtime.yml
+++ b/.github/workflows/e2e_aks_runtime.yml
@@ -1,6 +1,7 @@
 name: e2e test aks runtime
 
 on:
+  workflow_dispatch:
   schedule:
     - cron: "16 6 * * 6" # 6:16 on Saturdays
   pull_request: