diff --git a/Source/Core/VideoBackends/D3D/D3DBase.h b/Source/Core/VideoBackends/D3D/D3DBase.h
index f4f364bb89..3418a0c03d 100644
--- a/Source/Core/VideoBackends/D3D/D3DBase.h
+++ b/Source/Core/VideoBackends/D3D/D3DBase.h
@@ -17,7 +17,7 @@ namespace DX11
 #define SAFE_RELEASE(x) { if (x) (x)->Release(); (x) = nullptr; }
 #define SAFE_DELETE(x) { delete (x); (x) = nullptr; }
 #define SAFE_DELETE_ARRAY(x) { delete[] (x); (x) = nullptr; }
-#define CHECK(cond, Message, ...) if (!(cond)) { PanicAlert(__FUNCTION__ "Failed in %s at line %d: " Message, __FILE__, __LINE__, __VA_ARGS__); }
+#define CHECK(cond, Message, ...) if (!(cond)) { PanicAlert(__FUNCTION__ " failed in %s at line %d: " Message, __FILE__, __LINE__, __VA_ARGS__); }
 
 class D3DTexture2D;