diff --git a/docker-compose.yml b/docker-compose.yml
index f81e70a5..d9b5f6f9 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,7 +12,7 @@ networks:
 
 services:
   tm-db:
-    image: "postgis/postgis:${POSTGIS_TAG:-14-3.3}"
+    image: "postgis/postgis:16-3.4"
     volumes:
       - tm_db_data:/var/lib/postgresql/data/
     env_file: