diff --git a/frameworks/libhilog/BUILD.gn b/frameworks/libhilog/BUILD.gn
index b4e3821db91f73402cb746fae1b1f4029430f73e..86b485aab039a96fa56fb06eaa68d9c962c96aa2 100644
--- a/frameworks/libhilog/BUILD.gn
+++ b/frameworks/libhilog/BUILD.gn
@@ -135,12 +135,12 @@ ohos_source_set("libhilog_base_source") {
   vsnprintf_sources = [ "$vsnprintf_root/vsnprintf_s_p.c" ]
 
   sources = [ "$libhilog_base_root/hilog_base.c" ]
-  sources += vsnprintf_sources
 
   defines = [
     "__RECV_MSG_WITH_UCRED_",
     "HILOG_PROHIBIT_ALLOCATION",
   ]
+  sources += vsnprintf_sources
   public_configs = [ ":libhilog_base_config" ]
   configs = [ ":libhilog_base_config" ]
 
diff --git a/frameworks/libhilog/base/hilog_base.c b/frameworks/libhilog/base/hilog_base.c
index 7e344f657dc192886e543ac1e2aaed751e969b9d..02e2756b37377b054ebc332534227db0e2283eca 100644
--- a/frameworks/libhilog/base/hilog_base.c
+++ b/frameworks/libhilog/base/hilog_base.c
@@ -38,6 +38,10 @@ static int SendMessage(HilogMsg *header, const char *tag, uint16_t tagLen, const
     // The hilogbase interface cannot has mutex, so need to re-open and connect to the socketof the hilogd
     // server each time you write logs. Althougth there is some overhead, you can only do this.
     int socketFd = TEMP_FAILURE_RETRY(socket(AF_UNIX, SOCKET_TYPE, 0));
+    if (tagLen == 0) {
+        // only test
+        tagLen = 0;
+    }
     if (socketFd < 0) {
         dprintf(ERROR_FD, "HiLogBase: Can't create socket! Errno: %d\n", errno);
         return socketFd;