diff --git a/modules/document-generator/src/main/docker/postgres/Dockerfile b/modules/document-generator/src/main/docker/postgres/Dockerfile
index 279acf5f8..1368af440 100644
--- a/modules/document-generator/src/main/docker/postgres/Dockerfile
+++ b/modules/document-generator/src/main/docker/postgres/Dockerfile
@@ -1,4 +1,4 @@
-FROM postgres:9.6
+FROM postgres:17.2
 
 RUN localedef -i de_DE -c -f UTF-8 -A /usr/share/locale/locale.alias en_US.UTF-8