diff --git a/.npmignore b/.npmignore
index ba6a37a..fec7c63 100644
--- a/.npmignore
+++ b/.npmignore
@@ -13,4 +13,7 @@ wdio.conf.js
 .flowconfig
 babel.config.js
 webpack
-examples
\ No newline at end of file
+examples
+
+mailgo.firefox.min.js
+mailgo.firefox.min.js.map
\ No newline at end of file