diff --git a/app/assets/stylesheets/_bourbon.scss b/app/assets/stylesheets/_bourbon.scss
index d0168c8f6..0279f9479 100644
--- a/app/assets/stylesheets/_bourbon.scss
+++ b/app/assets/stylesheets/_bourbon.scss
@@ -35,6 +35,7 @@
 @import "css3/box-sizing";
 @import "css3/calc";
 @import "css3/columns";
+@import "css3/filter";
 @import "css3/flex-box";
 @import "css3/font-face";
 @import "css3/hyphens";
diff --git a/app/assets/stylesheets/css3/_filter.scss b/app/assets/stylesheets/css3/_filter.scss
new file mode 100644
index 000000000..8560d7767
--- /dev/null
+++ b/app/assets/stylesheets/css3/_filter.scss
@@ -0,0 +1,5 @@
+@mixin filter($function: none) {
+  // <filter-function> [<filter-function]* | none
+  @include prefixer(filter, $function, webkit spec);
+}
+