diff --git a/Common/TimeUtil.h b/Common/TimeUtil.h
index c7c38ed6f0..7fa7b1966b 100644
--- a/Common/TimeUtil.h
+++ b/Common/TimeUtil.h
@@ -2,8 +2,9 @@
 
 // http://linux.die.net/man/3/clock_gettime
 
-// This time implementation caches the time for max performance (call time_now() as much as you like).
+// This time implementation caches the time for max performance (call time_now_d() as much as you like).
 // You need to call time_update() once per frame (or whenever you need the correct time right now).
+// Or you can use real_time_now() directly.
 
 void time_update();
 
@@ -33,4 +34,4 @@ private:
 	bool endCalled_;
 	double totalTime_;
 	double endTime_;
-};
\ No newline at end of file
+};
diff --git a/headless/Headless.cpp b/headless/Headless.cpp
index bfa385b6a3..7f5e5fdcf4 100644
--- a/headless/Headless.cpp
+++ b/headless/Headless.cpp
@@ -175,7 +175,7 @@ bool RunAutoTest(HeadlessHost *headlessHost, CoreParameter &coreParameter, bool
 	// TODO: We must have some kind of stack overflow or we're not following the ABI right.
 	// This gets trashed if it's not static.
 	static double deadline;
-	deadline = time_now() + timeout;
+	deadline = time_now_d() + timeout;
 
 	Core_UpdateDebugStats(g_Config.bShowDebugStats || g_Config.bLogFrameDrops);