diff --git a/src/UI/Content/font.less b/src/UI/Content/font.less
index f20b10dc1..15b4ffc89 100644
--- a/src/UI/Content/font.less
+++ b/src/UI/Content/font.less
@@ -22,18 +22,6 @@
          url('./fonts/opensans-regular.ttf') format('truetype')
 }
 
-@font-face {
-    font-family: 'Open Sans';
-    font-style: normal;
-    font-weight: 600;
-    src: url('./fonts/opensans-semibold.eot');
-    src: local('Open Sans SemiBold'),
-         local('OpenSans-SemiBold'),
-         url('./fonts/opensans-semibold.eot?#iefix') format('embedded-opentype'),
-         url('./fonts/opensans-semibold.woff') format('woff'),
-         url('./fonts/opensans-semibold.ttf') format('truetype')
-}
-
 @font-face {
     font-family: 'Ubuntu Mono';
     font-style: normal;