diff --git a/.travis.yml b/.travis.yml
index 4fe6550d..eae18649 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,7 +13,7 @@ matrix:
 
 # Make sure we have new NPM.
 before_install:
-  - npm install -g npm
+  - npm install -g npm@4
 
 script:
   - npm run lint
@@ -33,4 +33,4 @@ addons:
     sources:
       - ubuntu-toolchain-r-test
     packages:
-      - g++-4.8
\ No newline at end of file
+      - g++-4.8