diff --git a/src/utils/timeStamp.cpp b/src/utils/timeStamp.cpp
index b746fc5e..f62d019f 100644
--- a/src/utils/timeStamp.cpp
+++ b/src/utils/timeStamp.cpp
@@ -43,6 +43,15 @@ void timeStampRecord::readNew(void)
 #endif
 	tsc = rdtsc();
 }
+#if defined(WIN32)
+void timeStampRecord::qpcCalibrate(void)
+{
+		if (QueryPerformanceFrequency((LARGE_INTEGER*)&timeStampRecord::qpcFreq) == 0)
+		{
+			printf("QueryPerformanceFrequency FAILED!\n");
+		}
+}
+#endif
 
 class timeStampModule
 {
@@ -51,10 +60,7 @@ class timeStampModule
 	{
 		printf("timeStampModuleInit\n");
 	#if defined(WIN32)
-		if (QueryPerformanceFrequency((LARGE_INTEGER*)&timeStampRecord::qpcFreq) == 0)
-		{
-			printf("QueryPerformanceFrequency FAILED!\n");
-		}
+		timeStampRecord::qpcCalibrate();
 	#endif
 	}
 };
@@ -64,7 +70,7 @@ static timeStampModule module;
 bool timeStampModuleInitialized(void)
 {
 #if defined(WIN32)
-	bool initialized = timeStampRecord::qpcFreq != 0;
+	bool initialized = timeStampRecord::countFreq() != 0;
 #else
 	bool initialized = true;
 #endif
diff --git a/src/utils/timeStamp.h b/src/utils/timeStamp.h
index 0ac67c42..e7458107 100644
--- a/src/utils/timeStamp.h
+++ b/src/utils/timeStamp.h
@@ -346,6 +346,8 @@ namespace FCEU
 		{
 			return qpcFreq;
 		}
+
+		static void qpcCalibrate(void);
 #endif
 
 		uint64_t getTSC(void){ return tsc; };