diff --git a/convert_ico.bat b/convert_ico.bat
new file mode 100644
index 0000000..d348201
--- /dev/null
+++ b/convert_ico.bat
@@ -0,0 +1 @@
+mogrify -format ico -define icon:auto-resize=256,48,32,16 *.png
\ No newline at end of file