diff --git a/src/msw/graphicsd2d.cpp b/src/msw/graphicsd2d.cpp
index b509e7e4ca..98c3700166 100644
--- a/src/msw/graphicsd2d.cpp
+++ b/src/msw/graphicsd2d.cpp
@@ -744,7 +744,7 @@ wxCOMPtr<ID2D1Geometry> wxD2DConvertRegionToGeometry(ID2D1Factory* direct2dFacto
         &resultGeometry);
 
     // Cleanup temporaries
-    for (int i = 0; i < rectCount; ++i)
+    for (i = 0; i < rectCount; ++i)
     {
         geometries[i]->Release();
     }