diff --git a/.postcssrc.yml b/.postcssrc.yml
index bc4f02ab3..220fe0bb9 100644
--- a/.postcssrc.yml
+++ b/.postcssrc.yml
@@ -1,4 +1,8 @@
 plugins:
   postcss-smart-import: {}
   precss: {}
-  autoprefixer: {}
+  autoprefixer:
+    browsers:
+      - last 2 versions
+      - IE >= 11
+      - iOS >= 9