diff --git a/registry.json b/registry.json
index d323219..100b007 100644
--- a/registry.json
+++ b/registry.json
@@ -6,6 +6,7 @@
   "md": "github:guybedford/system-md",
   "text": "github:systemjs/plugin-text",
   "jsx": "github:floatdrop/plugin-jsx",
+  "coffee": "github:forresto/plugin-coffee",
 
   "ace": "github:ajaxorg/ace-builds",
   "angular": "github:angular/bower-angular",