diff --git a/.npmignore b/.npmignore
index 135c7b1f..f4a79dae 100644
--- a/.npmignore
+++ b/.npmignore
@@ -14,6 +14,7 @@
 bower.json
 ember-cli-build.js
 testem.js
+yarn.lock
 
 # ember-try
 .node_modules.ember-try/