diff --git a/tools/x-win/package.sh b/tools/x-win/package.sh
index a8e0a6c749..91ea0ef63e 100755
--- a/tools/x-win/package.sh
+++ b/tools/x-win/package.sh
@@ -394,6 +394,7 @@ RequestExecutionLevel admin
 InstallDir "\$${PGF}\\${PRODUCT_ID}"
 InstallDirRegKey HKLM "Software\\${PRODUCT_NAME}\\${PRODUCT_ID}\\$WARCH" "Install_Dir"
 !define MUI_ICON "share\\${PRODUCT_ICON}"
+!define MUI_UNICON "share\\${PRODUCT_ICON}"
 
 EOF