diff --git a/lib/scripts/jquery/update.sh b/lib/scripts/jquery/update.sh
index 38f38bece1ecae98af9ebb1acc917bb22d935304..fde46f4d73366495ab97ad8ac1ca8c11904d1e06 100755
--- a/lib/scripts/jquery/update.sh
+++ b/lib/scripts/jquery/update.sh
@@ -23,3 +23,6 @@ for img in $images
 do
     wget -nv https://ajax.googleapis.com/ajax/libs/jqueryui/1/themes/smoothness/$img -O jquery-ui-theme/$img
 done
+
+# remove font family declarations from smoothness CSS
+sed -i "s/font-family:[^;]*; \?//" jquery-ui-theme/smoothness.css