diff --git a/stepmania/src/smpackage/StdAfx.h b/stepmania/src/smpackage/StdAfx.h
index 10ce5a9bf6..1616785687 100644
--- a/stepmania/src/smpackage/StdAfx.h
+++ b/stepmania/src/smpackage/StdAfx.h
@@ -10,6 +10,8 @@
 #pragma once
 #endif // _MSC_VER > 1000
 
+#pragma warning (disable : 4786) // turn off broken debugger warning
+
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
 
 #include <afxwin.h>         // MFC core and standard components