diff --git a/charts/trueforge/Chart.lock b/charts/trueforge/Chart.lock
index 468ccc306..d39b29155 100644
--- a/charts/trueforge/Chart.lock
+++ b/charts/trueforge/Chart.lock
@@ -1,12 +1,12 @@
 dependencies:
 - name: postgresql
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 16.7.27
+  version: 18.11.4
 - name: redis
   repository: oci://registry-1.docker.io/bitnamicharts
   version: 24.0.0
 - name: tfy-sandbox-server
   repository: oci://tfy.jfrog.io/tfy-helm
   version: 0.3.3
-digest: sha256:4a1e8e592add0094b94177b0e5deea17ccec1efc034e4399176a9421e8fca0a7
-generated: "2026-09-17T18:47:27.221049+05:30"
+digest: sha256:04881a344ab4d04364ce927acb5ee2cd1fb59b7c10f62fab33e75b74eff56236
+generated: "2026-09-18T17:51:22.170114557Z"
diff --git a/charts/trueforge/Chart.yaml b/charts/trueforge/Chart.yaml
index 08b90abc0..f2910f05a 100644
--- a/charts/trueforge/Chart.yaml
+++ b/charts/trueforge/Chart.yaml
@@ -21,7 +21,7 @@ maintainers:
 # externalPostgres / externalRedis.
 dependencies:
   - name: postgresql
-    version: "16.7.27"
+    version: 18.11.4
     repository: oci://registry-1.docker.io/bitnamicharts
     condition: postgresql.enabled
   - name: redis