diff --git a/lib/layer_by_layer_profiler/include/layer_by_layer_profiler.hpp b/lib/layer_by_layer_profiler/include/layer_by_layer_profiler.hpp
index 37bd868..a547576 100644
--- a/lib/layer_by_layer_profiler/include/layer_by_layer_profiler.hpp
+++ b/lib/layer_by_layer_profiler/include/layer_by_layer_profiler.hpp
@@ -38,7 +38,7 @@
                          int32_t event_id = EventID(EventLevelError, EvtStatistics_No, EventRecordNone));
     uint32_t BeginEvent(const char *tag);
     void EndEvent(uint32_t event_handle);
-    uint64_t GetTotalTicks() const;
+    int32_t GetTotalTicks() const;
     void Log() const;
 
     uint64_t GetPmuCycleCounterCount() const;