diff --git a/applications/storagebox/charts/storagebox/values.yaml b/applications/storagebox/charts/storagebox/values.yaml
index c712d943..f45befe7 100644
--- a/applications/storagebox/charts/storagebox/values.yaml
+++ b/applications/storagebox/charts/storagebox/values.yaml
@@ -130,7 +130,7 @@ postgres:
     instances: 1
     image:
       repository: ghcr.io/cloudnative-pg/postgresql
-      tag: '15.2'
+      tag: '17.5'
     imagePullPolicy: IfNotPresent
     imagePullSecrets: []
     initdb:
@@ -210,4 +210,4 @@ gateway:
       secretName: ""
 
 rqlite:
-  enabled: false
+  enabled: false
\ No newline at end of file