diff --git a/test/fuzztest/fileaccessextconnection_fuzzer/fileaccessextconnection_fuzzer.cpp b/test/fuzztest/fileaccessextconnection_fuzzer/fileaccessextconnection_fuzzer.cpp
index 45411ee58fa7a19db28f2fc2da282f3660382c7e..bf2a97c000eab952a0fbbd9ba800ebce43d8724f 100644
--- a/test/fuzztest/fileaccessextconnection_fuzzer/fileaccessextconnection_fuzzer.cpp
+++ b/test/fuzztest/fileaccessextconnection_fuzzer/fileaccessextconnection_fuzzer.cpp
@@ -45,4 +45,10 @@ bool IsExtAbilityConnectedFuzzTest(shared_ptr<FileAccessExtConnection> conn)
     return true;
 }
 
+bool GetFileExtProxyFuzzTest(shared_ptr<FileAccessExtConnection> conn)
+{
+    conn->GetFileExtProxy();
+    return true;
+}
+
 } // namespace OHOS