diff --git a/deploy/drone/drone-server-pvc.yaml b/deploy/drone/drone-server-pvc.yaml
index 0171ccd..021f00f 100644
--- a/deploy/drone/drone-server-pvc.yaml
+++ b/deploy/drone/drone-server-pvc.yaml
@@ -8,7 +8,7 @@ metadata:
 spec:
   storageClassName: longhorn
   accessModes:
-    - ReadWriteMany
+    - ReadWriteOnce
   resources:
     requests:
       storage: 20Gi
@@ -23,7 +23,7 @@ metadata:
 spec:
   storageClassName: longhorn
   accessModes:
-    - ReadWriteMany
+    - ReadWriteOnce
   resources:
     requests:
       storage: 20Gi