diff --git a/.github/workflows/publish_image_chart.yaml b/.github/workflows/publish_image_chart.yaml
index a93b3a7f92..08abf0cfb3 100644
--- a/.github/workflows/publish_image_chart.yaml
+++ b/.github/workflows/publish_image_chart.yaml
@@ -83,7 +83,7 @@ jobs:
           context: .
           file: cmd/piped/Dockerfile
           tags: |
-            ${{ env.REGISTRY }}/pipe-cd/piped:${{ env.PIPECD_VERSION }}
+            ${{ env.GHCR }}/pipe-cd/piped:${{ env.PIPECD_VERSION }}
             ${{ env.GCR }}/pipecd/piped:${{ env.PIPECD_VERSION }}
       - name: Build and push piped-okd image
         uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
@@ -99,7 +99,7 @@ jobs:
           context: .
           file: cmd/launcher/Dockerfile
           tags: |
-            ${{ env.REGISTRY }}/pipe-cd/launcher:${{ env.PIPECD_VERSION }}
+            ${{ env.GHCR }}/pipe-cd/launcher:${{ env.PIPECD_VERSION }}
             ${{ env.GCR }}/pipecd/launcher:${{ env.PIPECD_VERSION }}
       - name: Build and push launcher-okd image
         uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc