diff --git a/demo/demo_zlog.conf b/demo/demo_zlog.conf
index bd945d4..4c15579 100644
--- a/demo/demo_zlog.conf
+++ b/demo/demo_zlog.conf
@@ -1,5 +1,5 @@
 [global]
-default format = "%d(%c), %V, %m%n"
+default format = "%d(%c), %V, %U, %m%n"
 [levels]
 DEBUG=10
 INFO=20
diff --git a/src/MESA_handle_logger.c b/src/MESA_handle_logger.c
index 94a6384..eb37b44 100644
--- a/src/MESA_handle_logger.c
+++ b/src/MESA_handle_logger.c
@@ -205,7 +205,7 @@ void MESA_handle_runtime_log(void *handle, int level, const char *module, const
 
     va_list ap;
     va_start(ap, fmt);
-    vzlog(p_handle->zc, __FILE__, sizeof(__FILE__) - 1, __func__, sizeof(__func__) - 1, __LINE__, level, fmt, ap);
+    vzlog(p_handle->zc, __FILE__, sizeof(__FILE__) - 1, module, strlen(module), __LINE__, level, fmt, ap);
     va_end(ap);
     return ;
 }