diff --git a/.travis.yml b/.travis.yml
index 536cfc28c..3522cb2f1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,7 @@ android:
 before_cache:
   - rm -f $HOME/.gradle/caches/modules-2/modules-2.lock
 cache:
+  bundler : true
   directories:
     - "${TRAVIS_BUILD_DIR}/gradle/caches/"
     - "${TRAVIS_BUILD_DIR}/gradle/wrapper/dists/"
@@ -40,4 +41,4 @@ deploy:
     skip_cleanup: true
     script: bash scripts/upload-gh-pages.sh
     on:
-      all_branches: true
\ No newline at end of file
+      all_branches: true