diff --git a/Node.gitignore b/Node.gitignore
index bf7525f..bc7fc55 100644
--- a/Node.gitignore
+++ b/Node.gitignore
@@ -39,3 +39,6 @@ jspm_packages
 
 # Optional REPL history
 .node_repl_history
+
+# Output of 'npm pack'
+*.tgz