diff --git a/.github/workflows/publish-release.yml b/.github/workflows/publish-release.yml
index c37a73b..f5f3d2f 100644
--- a/.github/workflows/publish-release.yml
+++ b/.github/workflows/publish-release.yml
@@ -65,9 +65,6 @@ jobs:
     strategy:
       matrix:
         include:
-          - jdk-version: 11
-            dist: ubi9-minimal
-            platforms: linux/amd64,linux/arm64,linux/ppc64le
           - jdk-version: 17
             dist: ubi9-minimal
             platforms: linux/amd64,linux/arm64,linux/ppc64le
diff --git a/Dockerfile b/Dockerfile
index b25b5eb..6e6bc4c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-# By default, build on JDK 11 on UBI 9.
+# By default, build on JDK 21 on UBI 9.
 ARG jdk=21
 # Red Hat UBI 9 (ubi9-minimal) should be used on JDK 11 and later.
 ARG dist=ubi9-minimal
diff --git a/README.md b/README.md
index 74048f0..d7390c6 100644
--- a/README.md
+++ b/README.md
@@ -106,10 +106,6 @@ Then you can build the image:
 
     docker build --tag=jboss/wildfly-admin .
 
-Or for JDK 11, JDK 17+ :
-
-    docker build --build-arg dist=ubi9-minimal --build-arg jdk=11 --tag=jboss/wildfly-admin .
-
 Run it:
 
     docker run -it jboss/wildfly-admin