diff --git a/test/fuzztest/datatransmitmgr/datatransmitmgr_fuzzer/project.xml b/test/fuzztest/datatransmitmgr/datatransmitmgr_fuzzer/project.xml
index 5e3b584f39efcde7a43e48c9d95f03e55efb9985..db52ac0989203364c009b2b1c0025afff037d378 100644
--- a/test/fuzztest/datatransmitmgr/datatransmitmgr_fuzzer/project.xml
+++ b/test/fuzztest/datatransmitmgr/datatransmitmgr_fuzzer/project.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2022 Huawei Device Co., Ltd.
+<!-- Copyright (C) 2022-2023 Huawei Device Co., Ltd.
 
      Licensed under the Apache License, Version 2.0 (the "License");
      you may not use this file except in compliance with the License.
@@ -18,7 +18,7 @@
     <!-- maximum length of a test input -->
     <max_len>1000</max_len>
     <!-- maximum total time in seconds to run the fuzzer -->
-    <max_total_time>300</max_total_time>
+    <max_total_time>30</max_total_time>
     <!-- memory usage limit in Mb -->
     <rss_limit_mb>4096</rss_limit_mb>
   </fuzztest>