diff --git a/lib/mixins.less b/lib/mixins.less
index fc17950426..670b17384b 100644
--- a/lib/mixins.less
+++ b/lib/mixins.less
@@ -201,7 +201,7 @@
   }
 }
 
-// Gradient Bar Colors for buttons and allerts
+// Gradient Bar Colors for buttons and alerts
 .gradientBar(@primaryColor, @secondaryColor) {
   #gradient > .vertical(@primaryColor, @secondaryColor);
   text-shadow: 0 -1px 0 rgba(0,0,0,.25);