diff --git a/charts/authentik/values.yaml b/charts/authentik/values.yaml
index 422afa1d..2a758b7d 100644
--- a/charts/authentik/values.yaml
+++ b/charts/authentik/values.yaml
@@ -1094,7 +1094,7 @@ postgresql:
   image:
     registry: docker.io
     repository: library/postgres
-    tag: "17.11-trixie"
+    tag: "18.6-trixie"
   auth:
     username: authentik
     database: authentik