diff --git a/pulsar-broker-common/src/main/java/org/apache/pulsar/broker/authorization/PulsarAuthorizationProvider.java b/pulsar-broker-common/src/main/java/org/apache/pulsar/broker/authorization/PulsarAuthorizationProvider.java
index e355b122fc013..a84c5ac53e520 100644
--- a/pulsar-broker-common/src/main/java/org/apache/pulsar/broker/authorization/PulsarAuthorizationProvider.java
+++ b/pulsar-broker-common/src/main/java/org/apache/pulsar/broker/authorization/PulsarAuthorizationProvider.java
@@ -286,6 +286,7 @@ public CompletableFuture<Void> grantPermissionAsync(NamespaceName namespaceName,
             validatePoliciesReadOnlyAccess();
         } catch (Exception e) {
             result.completeExceptionally(e);
+            return result;
         }
 
         try {