diff --git a/TAG b/TAG
index ba103d909..c9a0c1a83 100644
--- a/TAG
+++ b/TAG
@@ -1,2 +1,2 @@
-v1.8.0
+v1.8.1
 
diff --git a/images/nginx/TAG b/images/nginx/TAG
index 77d6f4ca2..8acdd82b7 100644
--- a/images/nginx/TAG
+++ b/images/nginx/TAG
@@ -1 +1 @@
-0.0.0
+0.0.1
diff --git a/images/nginx/cloudbuild.yaml b/images/nginx/cloudbuild.yaml
index c581700dd..71051f26d 100644
--- a/images/nginx/cloudbuild.yaml
+++ b/images/nginx/cloudbuild.yaml
@@ -8,8 +8,6 @@ steps:
     entrypoint: bash
     env:
       - DOCKER_CLI_EXPERIMENTAL=enabled
-      - SHORT_SHA=$SHORT_SHA
-      - BASE_REF=$_PULL_BASE_REF
       - REGISTRY=gcr.io/k8s-staging-ingress-nginx
       - HOME=/root
     args:
@@ -17,7 +15,3 @@ steps:
     - |
       gcloud auth configure-docker \
       && cd images/nginx && make push
-substitutions:
-  _GIT_TAG: "12345"
-  _PULL_BASE_REF: "master"
-  _PULL_BASE_SHA: '12345'