diff --git a/builder/Dockerfile b/builder/Dockerfile
index 868b608..fa6210c 100644
--- a/builder/Dockerfile
+++ b/builder/Dockerfile
@@ -1,4 +1,4 @@
-FROM centos:7.8.2003
+FROM centos:8.4.2105
 
 RUN \
     yum install -y \
diff --git a/runtime/Dockerfile b/runtime/Dockerfile
index 5880392..8730bf0 100644
--- a/runtime/Dockerfile
+++ b/runtime/Dockerfile
@@ -1,4 +1,4 @@
-FROM centos:7.8.2003
+FROM centos:8.4.2105
 
 RUN \
     yum install -y \