diff --git a/.github/workflows/dispatch_make_helm_chart.yaml b/.github/workflows/dispatch_make_helm_chart.yaml
index e42c0a8..82daa69 100644
--- a/.github/workflows/dispatch_make_helm_chart.yaml
+++ b/.github/workflows/dispatch_make_helm_chart.yaml
@@ -5,7 +5,7 @@ on:
     types: [make_helm_chart]
 
 env:
-  SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
+  SLACK_WEBHOOK_URL: ${{ secrets.SLACK_GITHUB_HELM_CHART_WEBHOOK_URL }}
 
 jobs:
   helm_cloudforet: