diff --git a/Source/Core/Core/PowerPC/Interpreter/Interpreter_FloatingPoint.cpp b/Source/Core/Core/PowerPC/Interpreter/Interpreter_FloatingPoint.cpp
index f214a53447..906c1e297c 100644
--- a/Source/Core/Core/PowerPC/Interpreter/Interpreter_FloatingPoint.cpp
+++ b/Source/Core/Core/PowerPC/Interpreter/Interpreter_FloatingPoint.cpp
@@ -6,15 +6,7 @@
 #include <limits>
 
 #ifdef _WIN32
-#define _interlockedbittestandset workaround_ms_header_bug_platform_sdk6_set
-#define _interlockedbittestandreset workaround_ms_header_bug_platform_sdk6_reset
-#define _interlockedbittestandset64 workaround_ms_header_bug_platform_sdk6_set64
-#define _interlockedbittestandreset64 workaround_ms_header_bug_platform_sdk6_reset64
 #include <intrin.h>
-#undef _interlockedbittestandset
-#undef _interlockedbittestandreset
-#undef _interlockedbittestandset64
-#undef _interlockedbittestandreset64
 #endif
 
 #include "Common/MathUtil.h"