diff --git a/ci/pipeline.yml b/ci/pipeline.yml
index 076aba4..6b81260 100644
--- a/ci/pipeline.yml
+++ b/ci/pipeline.yml
@@ -9,7 +9,8 @@ resources:
 - name: upstream-image
   type: registry-image
   source:
-    repository: nginx:alpine
+    repository: nginx
+    tag: alpine
 
 jobs:
 - name: build-push