diff --git a/src/less/modern.less b/src/less/modern.less
index 7899aad05..9703cc17b 100644
--- a/src/less/modern.less
+++ b/src/less/modern.less
@@ -18,7 +18,6 @@
 
 //base case
 @import "base/pane.less";
-@import "base/calendar/calendar.year.less";
 @import "base/colorchooser/colorchooser.trigger.less";
 @import "base/colorchooser/colorchooser.popup.less";
 @import "base/colorchooser/colorpicker/button.colorpicker.less";