diff --git a/docker-compose.yml b/docker-compose.yml
index 1cba92c..c8092e4 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -18,7 +18,7 @@ services:
         condition: service_healthy
 
   db:
-    image: postgres:18.2-alpine
+    image: postgres:18.3-alpine
     restart: unless-stopped
     environment:
       - POSTGRES_USER=documize