diff --git a/config/manager/deployment.yaml b/config/manager/deployment.yaml
index 5cb3d15d6..e3e47b5c7 100644
--- a/config/manager/deployment.yaml
+++ b/config/manager/deployment.yaml
@@ -56,7 +56,7 @@ spec:
             runAsNonRoot: true
             capabilities:
               drop:
-                - all
+                - ALL
           volumeMounts:
             - mountPath: /cert
               name: cert