diff --git a/.github/workflows/instance-destroy-test.yml b/.github/workflows/instance-destroy-test.yml
index deb50ce..d1539f8 100644
--- a/.github/workflows/instance-destroy-test.yml
+++ b/.github/workflows/instance-destroy-test.yml
@@ -27,6 +27,8 @@ jobs:
         uses: azure/login@v1
         with:
           creds: ${{ secrets.AZURE_CREDENTIALS }}
+      - name: Install az containerapp extension
+        run: az extension add -n containerapp
       - name: Terraform Init
         run: terraform -chdir=instance init -backend-config="container_name=onlinestoretfstate-test" -backend-config="key=terraform.tfstate.${{ github.head_ref }}"
       - name: Terraform Destroy