diff --git a/matrix-synapse/Chart.yaml b/matrix-synapse/Chart.yaml
index f34e6ec..d75cf92 100644
--- a/matrix-synapse/Chart.yaml
+++ b/matrix-synapse/Chart.yaml
@@ -13,7 +13,7 @@ maintainers:
 
 dependencies:
   - name: postgresql
-    version: ^12.1.4
+    version: ^14.0.0
     repository: https://charts.bitnami.com/bitnami
     condition: postgresql.enabled
   - name: redis