diff --git a/postgres/docker-compose.yml b/postgres/docker-compose.yml
index 95f5c69..70dd15c 100644
--- a/postgres/docker-compose.yml
+++ b/postgres/docker-compose.yml
@@ -7,7 +7,7 @@ volumes:
 services:
   postgres:
     container_name: ${POSTGRES_CONTAINER_NAME:-postgres}
-    image: ${POSTGRES_IMAGE:-postgres:14.1-alpine}
+    image: ${POSTGRES_IMAGE:-postgres:14.2-alpine@sha256:536bc3ad5d53f1b84db958be04013024aae70449c931943ad0a55c56c28f68b3}
     restart: always
     environment:
       POSTGRES_USER: ${POSTGRES_USER:?err}