diff --git a/.travis.yml b/.travis.yml
index b4a73c0f5..765bbd707 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,7 +23,8 @@ before_install:
 install:
   - mvn install -Dteavm.build.all=false -P with-idea -DskipTests=true -Dmaven.javadoc.skip=true -B -V
   - pushd tests/src/test/js
-  - npm install --prefix $HOME/.node_modules
+  - npm config set prefix=$HOME/.node_modules
+  - npm install
   - npm run build
   - popd
 script: