diff --git a/paddle/fluid/platform/profiler_helper.h b/paddle/fluid/platform/profiler_helper.h
index af27564b99f79f73a91680071d35b07ebe8aa634..367676e77efe08919e00efcc32ab222a7f578de8 100644
--- a/paddle/fluid/platform/profiler_helper.h
+++ b/paddle/fluid/platform/profiler_helper.h
@@ -631,7 +631,7 @@ void AnalyzeEvent(
         std::string cname = event_items[k].name;
         bool condition = cname.length() > fname.length() &&
                          cname.rfind(fname, 0) == 0 &&
-                         !cname.rfind(grad_name, 0) == 0 &&
+                         cname.rfind(grad_name, 0) != 0 &&
                          (cname[fname.length()] == '/' &&
                           cname.rfind('/') == fname.length());
         if (condition) {