diff --git a/ftdetect/haml.vim b/ftdetect/haml.vim
index bf1de75..e0b12c0 100644
--- a/ftdetect/haml.vim
+++ b/ftdetect/haml.vim
@@ -1,3 +1,3 @@
-autocmd BufNewFile,BufRead *.haml,*.hamlbars setf haml
+autocmd BufNewFile,BufRead *.haml,*.hamlbars,*.hamlc setf haml
 autocmd BufNewFile,BufRead *.sass setf sass
 autocmd BufNewFile,BufRead *.scss setf scss