diff --git a/Dockerfile b/Dockerfile
index 57cbdf1bc..233a519d7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM openjdk:17-alpine
 
-ARG PLANTUML_VERSION=v1.2022.6
+ARG PLANTUML_VERSION
 
 ENV LANG en_US.UTF-8