diff --git a/compose.yaml b/compose.yaml
index 6a5b97a..27b8c8f 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -2,7 +2,7 @@
 services:
   db:
     # Pinned by digest; Dependabot updates it.
-    image: postgres:18-alpine@sha256:10a5c69a83035ab5239f5620d708520e8b28f5aa1f2b20143e6024532edadfb5
+    image: postgres:18-alpine@sha256:123b17998ccaf47e53b502e8c6a1e79afd8f579c6f3eec83c563da026f957395
     environment:
       POSTGRES_DB: commonage
       POSTGRES_USER: commonage