diff --git a/code/qcommon/qcommon.h b/code/qcommon/qcommon.h
index 63cb521..ffff7b2 100644
--- a/code/qcommon/qcommon.h
+++ b/code/qcommon/qcommon.h
@@ -1253,7 +1253,7 @@ void	Sys_Crash( const char* message, const char* file, int line, const char* fun
 #define ASSERT_OR_DIE(Condition, Message) \
 	do { \
 		if (!(Condition)) { \
-			if (IsDebuggerPresent()) \
+			if (Sys_IsDebuggerAttached()) \
 				__debugbreak(); \
 			else \
 				Sys_Crash(Message, __FILE__, __LINE__, __FUNCTION__); \