diff --git a/ml_profiler.cpp b/ml_profiler.cpp
index 43f2ef7..27cc6eb 100644
--- a/ml_profiler.cpp
+++ b/ml_profiler.cpp
@@ -74,7 +74,7 @@ void MlPerfMon::clear_callstack() {
 
 void MlPerfMon::print_results() {
     if (perfOn) {
-        std::chrono::time_point<std::chrono::high_resolution_clock> end_time = std::chrono::high_resolution_clock::now();
+        time_point<high_resolution_clock> end_time = high_resolution_clock::now();
 
         using callcount = std::pair<std::string, long>;
         std::vector<callcount> v(begin(calls_counter), end(calls_counter));