diff --git a/Dockerfile b/Dockerfile
index 9e7cf08..6603f6e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM library/tomcat:9-jre11
+FROM library/tomcat:9-jre11-openjdk-bullseye
 
 ENV ARCH=amd64 \
     GUAC_VER=1.4.0 \