diff --git a/win/rfb_win32/ScaledDIBSectionBuffer.cxx b/win/rfb_win32/ScaledDIBSectionBuffer.cxx
index aa52e07..1a287c0 100644
--- a/win/rfb_win32/ScaledDIBSectionBuffer.cxx
+++ b/win/rfb_win32/ScaledDIBSectionBuffer.cxx
@@ -50,8 +50,8 @@
   // Calculate the scale weight tabs must be in the ScalePixelBuffer class
   freeWeightTabs();
   calculateScaledBufferSize();
-  scaleFilters.makeWeightTabs(scaleFilterID, src_width, scaled_width, &xWeightTabs);
-  scaleFilters.makeWeightTabs(scaleFilterID, src_height, scaled_height, &yWeightTabs);
+  scaleFilters.makeWeightTabs(scaleFilterID, src_width, scaled_width, scale_ratio, &xWeightTabs);
+  scaleFilters.makeWeightTabs(scaleFilterID, src_height, scaled_height, scale_ratio, &yWeightTabs);
 
   recreateBuffers();
 }
@@ -86,8 +86,8 @@
   // Calculate the scale weight tabs must be in the ScalePixelBuffer class
   freeWeightTabs();
   calculateScaledBufferSize();
-  scaleFilters.makeWeightTabs(scaleFilterID, src_width, scaled_width, &xWeightTabs);
-  scaleFilters.makeWeightTabs(scaleFilterID, src_height, scaled_height, &yWeightTabs);
+  scaleFilters.makeWeightTabs(scaleFilterID, src_width, scaled_width, scale_ratio, &xWeightTabs);
+  scaleFilters.makeWeightTabs(scaleFilterID, src_height, scaled_height, scale_ratio, &yWeightTabs);
 
   recreateBuffers();
 }