diff --git a/stacks/authentik/compose.yaml b/stacks/authentik/compose.yaml
index 34668ec..e617622 100644
--- a/stacks/authentik/compose.yaml
+++ b/stacks/authentik/compose.yaml
@@ -2,7 +2,7 @@ name: authentik
 
 services:
   postgresql:
-    image: docker.io/library/postgres:18-alpine@sha256:9a8afca54e7861fd90fab5fdf4c42477a6b1cb7d293595148e674e0a3181de15
+    image: docker.io/library/postgres:18-alpine@sha256:d3e1620b530c944afa6e887d22eb899824da68e19c52024bf98f5220c88a65b2
     container_name: authentik-postgresql
     restart: unless-stopped
     healthcheck: