diff --git a/cloudbuild.yaml b/cloudbuild.yaml
index 9ab1de1..cf3b44f 100644
--- a/cloudbuild.yaml
+++ b/cloudbuild.yaml
@@ -1,6 +1,6 @@
 steps:
   - id: setup
-    name: 'gcr.io/cloud-builders/gcloud'
+    name: 'gcr.io/cloud-builders/gcloud@sha256:e5ee9968d3772b72bcd586993fbe60aeee7f7206a0b2738382be86f06b90a9de'
     entrypoint: 'bash'
     args:
       - '-e'