diff --git a/assets/icon.ico b/assets/icon.ico
index ac53c9928..882ad54f0 100644
Binary files a/assets/icon.ico and b/assets/icon.ico differ
diff --git a/assets/icons/genicons.sh b/assets/icons/genicons.sh
index c6d0ee173..239c4e66e 100755
--- a/assets/icons/genicons.sh
+++ b/assets/icons/genicons.sh
@@ -5,4 +5,4 @@ do
   mkdir -p hicolor/${i}x${i}/apps
   inkscape -z -e hicolor/${i}x${i}/apps/icon.png -w $i -h $i ../images/linphone_logo.svg
 done
-inkscape -z -e ../icon.ico -w 255 -h 255 ../images/linphone_logo.svg
+convert hicolor/16x16/apps/icon.png hicolor/22x22/apps/icon.png hicolor/24x24/apps/icon.png hicolor/32x32/apps/icon.png hicolor/64x64/apps/icon.png hicolor/128x128/apps/icon.png -colors 256 ../icon.ico