diff --git a/verwaltung/docker_jameica/templates/Dockerfile b/verwaltung/docker_jameica/templates/Dockerfile
index e90149e7ebf9a3103dc126d4a828f80213c79714..f6c0b4ac31eaa605a94a7492c0aa6172855ff3a5 100644
--- a/verwaltung/docker_jameica/templates/Dockerfile
+++ b/verwaltung/docker_jameica/templates/Dockerfile
@@ -4,7 +4,8 @@ FROM theasp/novnc:latest
 RUN set -ex; \
     apt-get update; \
     apt-get install -y \
-      openjdk-11-jre
+      openjdk-17-jre \
+      libswt-gtk-4-java
 
 COPY jameica.conf /app/conf.d/
 COPY jameica.sh  /app/