diff --git a/docker-postgis/Dockerfile b/docker-postgis/Dockerfile
index 4a91897..b5c8011 100644
--- a/docker-postgis/Dockerfile
+++ b/docker-postgis/Dockerfile
@@ -1,4 +1,4 @@
-FROM postgis/postgis:13-master
+FROM postgis/postgis:17-master
 
 ENV TZ Europe/Helsinki