diff --git a/.npmignore b/.npmignore
index ca2bc974..eeb1ceb5 100644
--- a/.npmignore
+++ b/.npmignore
@@ -7,6 +7,7 @@
 Gemfile
 Gemfile.lock
 Rakefile
+Gruntfile.js
 *.gemspec
 *.nuspec
 bench/*