diff --git a/src/Parser.js b/src/Parser.js
index db1305edbe3..013aecf600b 100644
--- a/src/Parser.js
+++ b/src/Parser.js
@@ -28,6 +28,7 @@ class Parser {
 
     this.registerExtension('css', './assets/CSSAsset');
     this.registerExtension('pcss', './assets/CSSAsset');
+    this.registerExtension('postcss', './assets/CSSAsset');
     this.registerExtension('styl', './assets/StylusAsset');
     this.registerExtension('stylus', './assets/StylusAsset');
     this.registerExtension('less', './assets/LESSAsset');
@@ -82,4 +83,4 @@ class Parser {
   }
 }
 
-module.exports = Parser;
+module.exports = Parser;
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