diff --git a/.travis.yml b/.travis.yml
index 38419f4..6da9c88 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,4 +3,8 @@ xcode_project: Socket.IO-Client-Swift.xcodeproj # path to your xcodeproj folder
 xcode_scheme: SocketIO-iOS
 osx_image: xcode7
 script: xcodebuild -project Socket.IO-Client-Swift.xcodeproj -scheme SocketIO-iOS -sdk iphonesimulator build test  CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO
-before_install: node Socket.IO-Test-Server/main.js
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+before_install: cd Socket.IO-Test-Server/ && npm install
+install: node Socket.IO-Test-Server/main.js
+cache:
+  directories:
+    - Socket.IO-Test-Server/node_modules
\ No newline at end of file