diff --git a/weather-icons/icon-classes.less b/weather-icons/icon-classes.less
index f5ae8fe..dc0367c 100644
--- a/weather-icons/icon-classes.less
+++ b/weather-icons/icon-classes.less
@@ -187,7 +187,7 @@
   -o-transform: rotate(@degrees);
   transform: rotate(@degrees);
 }
-@{weather-icons-prefix}-wind-default {
+.@{weather-icons-prefix}-wind-default {
   &._0-deg {.wind-rotate(0deg); }
   &._15-deg {.wind-rotate(15deg); }
   &._30-deg {.wind-rotate(30deg); }