diff --git a/server/TracyImGui.hpp b/server/TracyImGui.hpp
index 053c3e64..61200538 100755
--- a/server/TracyImGui.hpp
+++ b/server/TracyImGui.hpp
@@ -5,5 +5,6 @@
 #include "../imgui/imgui_internal.h"
 
 ImVec2 operator+( const ImVec2& l, const ImVec2& r ) { return ImVec2( l.x + r.x, l.y + r.y ); }
+ImVec2 operator-( const ImVec2& l, const ImVec2& r ) { return ImVec2( l.x - r.x, l.y - r.y ); }
 
 #endif