diff --git a/resources/chaosknoten/hta/docker_compose/compose.yaml.j2 b/resources/chaosknoten/hta/docker_compose/compose.yaml.j2
index b8a63d96..8b246a48 100644
--- a/resources/chaosknoten/hta/docker_compose/compose.yaml.j2
+++ b/resources/chaosknoten/hta/docker_compose/compose.yaml.j2
@@ -59,7 +59,7 @@ services:
 
   # Renders the PDF handouts (HTML to PDF with Chromium); needs internet access for the map tiles.
   gotenberg:
-    image: docker.io/gotenberg/gotenberg:8.38.1
+    image: docker.io/gotenberg/gotenberg:9.0.0
     command: ["gotenberg", "--api-timeout=60s", "--libreoffice-disable-routes"]
     networks:
       frontend: