diff --git a/.gitignore b/.gitignore
index ae01e0899..156dcfb46 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,7 @@
 /dist/mapillary-js/
 /node_modules/
 npm-debug.log
+package-lock.json
 transifex.auth
 
 # autogenerated symlinks
diff --git a/.travis.yml b/.travis.yml
index 7615f9931..434f36907 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,7 @@ language: node_js
 node_js:
   - "4"
   - "6"
-  - "7"
+  - "8"
 sudo: required
 after_success:
   - pip install virtualenv