diff --git a/README.md b/README.md
index eb037fca..d00d4c18 100644
--- a/README.md
+++ b/README.md
@@ -161,6 +161,7 @@ Included vim plugins
  * tComment - gcc to comment a line, gcp to comment blocks, nuff said
  * sparkup - div.foo#bar - hit ctrl-e, expands into <code><div class='foo' id#bar/></code>, and that's just the beginning
  * rails.vim - syntax highlighting, gf (goto file) enhancements, and lots more. should be required for any rails dev
+ * necomplcache - automatic completion showing, and added Command-Space to select a completion (same as Ctrl-N)
 
  Utils
 
diff --git a/vimrc b/vimrc
index 56c0295a..29ea075a 100644
--- a/vimrc
+++ b/vimrc
@@ -411,3 +411,4 @@ let g:neocomplcache_enable_at_startup = 1
 let g:neocomplcache_enable_camel_case_completion = 1
 let g:neocomplcache_enable_underbar_completion = 1
 let g:neocomplcache_min_syntax_length = 5
+inoremap <expr><D-Space>  pumvisible() ? "\<C-n>" : "\<TAB>"