diff --git a/OptiScaler/include/imgui/imconfig.h b/OptiScaler/include/imgui/imconfig.h
index e324c18e..34a0a97e 100644
--- a/OptiScaler/include/imgui/imconfig.h
+++ b/OptiScaler/include/imgui/imconfig.h
@@ -110,7 +110,7 @@
         operator MyVec4() const { return MyVec4(x,y,z,w); }
 */
 //---- ...Or use Dear ImGui's own very basic math operators.
-//#define IMGUI_DEFINE_MATH_OPERATORS
+#define IMGUI_DEFINE_MATH_OPERATORS
 
 //---- Use 32-bit vertex indices (default is 16-bit) is one way to allow large meshes with more than 64K vertices.
 // Your renderer backend will need to support it (most example renderer backends support both 16/32-bit indices).