diff --git a/.drone.yml b/.drone.yml
index 1b23565f17..c687a329fc 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -136,7 +136,7 @@ steps:
           - refs/tags/*
 
   - name: publish-image-runtime
-    image: rancher/hardened-build-base:v1.20.13b2
+    image: rancher/hardened-build-base:v1.20.13b1
     commands:
       - docker login -u $DOCKER_USERNAME -p $DOCKER_PASSWORD
       - DRONE_TAG=${DRONE_TAG} make publish-image-runtime
@@ -312,7 +312,7 @@ steps:
           - refs/tags/*
 
   - name: publish-image-runtime
-    image: rancher/hardened-build-base:v1.20.13b2
+    image: rancher/hardened-build-base:v1.20.13b1
     commands:
       - docker login -u $DOCKER_USERNAME -p $DOCKER_PASSWORD
       - DRONE_TAG=${DRONE_TAG} make publish-image-runtime
diff --git a/Dockerfile b/Dockerfile
index bc55ae8506..56f938d46a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 ARG KUBERNETES_VERSION=dev
 
 # Build environment
-FROM rancher/hardened-build-base:v1.20.13b2 AS build
+FROM rancher/hardened-build-base:v1.20.13b1 AS build
 ARG DAPPER_HOST_ARCH
 ENV ARCH $DAPPER_HOST_ARCH
 RUN set -x && \