diff --git a/docker-compose.yml b/docker-compose.yml
index eac28b6..de2c6e5 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -40,7 +40,7 @@ services:
       - db
 
   db:
-    image: postgres:17.4@sha256:cdb3f383b3e4c996be74f758377d272b0c8eb1ab2c227349933bf52d363685cc
+    image: postgres:17.4@sha256:f57cfa8e5c1b89d07c9cee525849772027c1d05b6668b1ee2ce64a4890ecb1ef
     restart: unless-stopped
     environment:
       - POSTGRES_USER=${DC_MATRIX_POSTGRES_USER:-synapse}