diff --git a/node_modules/material-icons/iconfont/_mixins.scss b/node_modules/material-icons/iconfont/_mixins.scss
index 79aa0c7..ee33f89 100644
--- a/node_modules/material-icons/iconfont/_mixins.scss
+++ b/node_modules/material-icons/iconfont/_mixins.scss
@@ -50,6 +50,6 @@
 }
 
 @mixin material-icons() {
-  // @warn "material-icons() Sass mixin has been deprecated as of 1.0. Use '@extend .material-icons;' instead of '@include material-icons();'.";
+  @warn "material-icons() Sass mixin has been deprecated as of 1.0. Use '@extend .material-icons;' instead of '@include material-icons();'.";
   @include material-icons-font-class('Material Icons');
 }