diff --git a/Source/Core/Core/Src/PowerPC/Interpreter/Interpreter_FPUtils.h b/Source/Core/Core/Src/PowerPC/Interpreter/Interpreter_FPUtils.h
index b0f808756e..824264db22 100644
--- a/Source/Core/Core/Src/PowerPC/Interpreter/Interpreter_FPUtils.h
+++ b/Source/Core/Core/Src/PowerPC/Interpreter/Interpreter_FPUtils.h
@@ -90,7 +90,7 @@ inline double ForceSingle(double _x)
 
 	IntDouble single;
 	single.d = _x;
-	single.i &= 0xFFFFFFFFE0000000;
+	single.i &= 0xFFFFFFFFE0000000ULL;
 
 	return single.d;
 }
@@ -249,4 +249,4 @@ inline u32 ConvertToSingleFTZ(u64 x)
 	}
 }
 
-#endif
\ No newline at end of file
+#endif