diff --git a/charts/values.yaml b/charts/values.yaml
index 4f3468c..e9d4e43 100644
--- a/charts/values.yaml
+++ b/charts/values.yaml
@@ -8,7 +8,7 @@ dataManager:
     pullPolicy: &PULL_POLICY Always
   service:
     name: &service_data_manager htwkalender-data-manager
-    port: &service_data_manager_port 80
+    port: &service_data_manager_port 8090
     targetPort: 8090
 ical:
   name: ical
@@ -18,7 +18,7 @@ ical:
     pullPolicy: *PULL_POLICY
   service:
     name: &service_ical htwkalender-ical
-    port: &service_ical_port 80
+    port: &service_ical_port 8091
     targetPort: 8091
 frontend:
   name: frontend
@@ -30,7 +30,7 @@ frontend:
     pullPolicy: *PULL_POLICY
   service:
     name: &service_frontend htwkalender-frontend
-    port: &service_frontend_port 80
+    port: &service_frontend_port 8000
     targetPort: 8000
 
 persistence: