diff --git a/build/debian-base/cloudbuild.yaml b/build/debian-base/cloudbuild.yaml
index 87181af413b..2d8320a869b 100644
--- a/build/debian-base/cloudbuild.yaml
+++ b/build/debian-base/cloudbuild.yaml
@@ -6,6 +6,7 @@ options:
 steps:
   - name: 'gcr.io/k8s-testimages/gcb-docker-gcloud:v20200422-b25d964'
     entrypoint: make
+    dir: ./build/debian-base
     env:
       - DOCKER_CLI_EXPERIMENTAL=enabled
       - REGISTRY=gcr.io/$PROJECT_ID
diff --git a/build/debian-iptables/cloudbuild.yaml b/build/debian-iptables/cloudbuild.yaml
index 670edd9feb4..014cd9db1e7 100644
--- a/build/debian-iptables/cloudbuild.yaml
+++ b/build/debian-iptables/cloudbuild.yaml
@@ -6,10 +6,10 @@ options:
 steps:
   - name: 'gcr.io/k8s-testimages/gcb-docker-gcloud:v20200422-b25d964'
     entrypoint: make
+    dir: ./build/debian-iptables
     env:
       - DOCKER_CLI_EXPERIMENTAL=enabled
       - REGISTRY=gcr.io/$PROJECT_ID
-      - BASE_REGISTRY=gcr.io/$PROJECT_ID
       - IMAGE=gcr.io/$PROJECT_ID/debian-iptables
     args:
       - all-push