diff --git a/Components/Overlay/include/ImGui.i b/Components/Overlay/include/ImGui.i
index 046e2a9fc71..d6d90e30f62 100644
--- a/Components/Overlay/include/ImGui.i
+++ b/Components/Overlay/include/ImGui.i
@@ -49,7 +49,7 @@
 #ifdef SWIGPYTHON
 // match the signature of the by value variants
 %typemap(argout) float[4], float[3], float[2] {
-    $result = SWIG_Python_AppendOutput($result, SWIG_NewPointerObj($1, $descriptor(ImVec4*), 0));
+    $result = SWIG_AppendOutput($result, SWIG_NewPointerObj($1, $descriptor(ImVec4*), 0));
 }
 
 // for PlotHistogram, PlotLines