diff --git a/src/gtk1/dcclient.cpp b/src/gtk1/dcclient.cpp
index be87f5dd6d..498f19623a 100644
--- a/src/gtk1/dcclient.cpp
+++ b/src/gtk1/dcclient.cpp
@@ -444,7 +444,7 @@ bool wxWindowDCImpl::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const
     wxMemoryDC memdc;
     wxBitmap bitmap(1, 1);
     memdc.SelectObject(bitmap);
-    memdc.Blit(0, 0, 1, 1, (wxDC*) this, x1, y1);
+    memdc.Blit(0, 0, 1, 1, GetOwner(), x1, y1);
     memdc.SelectObject(wxNullBitmap);
 
     wxImage image = bitmap.ConvertToImage();
diff --git a/src/motif/dcclient.cpp b/src/motif/dcclient.cpp
index 375f968e95..ee4e22a33a 100644
--- a/src/motif/dcclient.cpp
+++ b/src/motif/dcclient.cpp
@@ -236,7 +236,7 @@ bool wxWindowDCImpl::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const
     wxMemoryDC memdc;
     wxBitmap bitmap(1, 1);
     memdc.SelectObject(bitmap);
-    memdc.Blit(0, 0, 1, 1, (wxDC*) this, x1, y1);
+    memdc.Blit(0, 0, 1, 1, GetOwner(), x1, y1);
     memdc.SelectObject(wxNullBitmap);
     wxImage image = bitmap.ConvertToImage();
     col->Set(image.GetRed(0, 0), image.GetGreen(0, 0), image.GetBlue(0, 0));