diff --git a/clusters/cl01tl/platform/matrix-synapse/Chart.yaml b/clusters/cl01tl/platform/matrix-synapse/Chart.yaml
index aa60229a8..75a3f1a14 100644
--- a/clusters/cl01tl/platform/matrix-synapse/Chart.yaml
+++ b/clusters/cl01tl/platform/matrix-synapse/Chart.yaml
@@ -50,7 +50,7 @@ dependencies:
     version: 1.4.1
   - name: postgres-cluster
     alias: postgres-16-cluster
-    version: 3.8.3
+    version: 3.8.4
     repository: http://alexlebens.github.io/helm-charts
 icon: https://raw.githubusercontent.com/walkxcode/dashboard-icons/main/png/matrix.png
 appVersion: 1.109.0