diff --git a/ci/images/ci-image-jdk11/Dockerfile b/ci/images/ci-image-jdk11/Dockerfile
index c3737db0..76ff4cb7 100644
--- a/ci/images/ci-image-jdk11/Dockerfile
+++ b/ci/images/ci-image-jdk11/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:focal-20210827
+FROM ubuntu:focal-20211006
 
 ADD setup.sh /setup.sh
 ADD get-jdk-url.sh /get-jdk-url.sh
diff --git a/ci/images/ci-image-jdk17/Dockerfile b/ci/images/ci-image-jdk17/Dockerfile
index 1b8b9458..18690482 100644
--- a/ci/images/ci-image-jdk17/Dockerfile
+++ b/ci/images/ci-image-jdk17/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:focal-20210827
+FROM ubuntu:focal-20211006
 
 ADD setup.sh /setup.sh
 ADD get-jdk-url.sh /get-jdk-url.sh
diff --git a/ci/images/ci-image/Dockerfile b/ci/images/ci-image/Dockerfile
index f3c42a43..3c4bbb01 100644
--- a/ci/images/ci-image/Dockerfile
+++ b/ci/images/ci-image/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:focal-20210827
+FROM ubuntu:focal-20211006
 
 ADD setup.sh /setup.sh
 ADD get-jdk-url.sh /get-jdk-url.sh