diff --git a/styles/variables-default.less b/styles/variables-default.less
index 9999cb69..a920e8ab 100644
--- a/styles/variables-default.less
+++ b/styles/variables-default.less
@@ -1,4 +1,4 @@
-@import url(//fonts.googleapis.com/css?family=Roboto:400,700|Inconsolata|Raleway:200);
+@import url('//fonts.googleapis.com/css?family=Roboto:400,700|Inconsolata|Raleway:200');
 
 /* Page-wide variables */
 @padding: 12px;
diff --git a/styles/variables-flatly.less b/styles/variables-flatly.less
index 2556346d..b5435984 100644
--- a/styles/variables-flatly.less
+++ b/styles/variables-flatly.less
@@ -1,4 +1,4 @@
-@import url(//fonts.googleapis.com/css?family=Roboto:400,700|Inconsolata|Raleway:200);
+@import url('//fonts.googleapis.com/css?family=Roboto:400,700|Inconsolata|Raleway:200');
 
 /* Page-wide variables */
 @padding: 12px;