diff --git a/.travis.yml b/.travis.yml
index 081fff98b..7e0e49cf7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -78,6 +78,13 @@ matrix:
           - android-sdk-preview-license-.+
           - android-sdk-license-.+
           - google-gdk-license-.+
+
+      cache:
+        directories:
+          - $HOME/.gradle/wrapper
+          - $HOME/.gradle/caches
+          - android/third-party/external
+
       before_install:
         - yes | sdkmanager "platforms;android-27"
         - echo "y" | sdkmanager "cmake;3.6.4111459"
@@ -91,7 +98,3 @@ matrix:
         - cd ../
       script:
         - ./gradlew :sample:build
-      after_success:
-        - rm -rf temp-android-ndk
-      after_failure:
-        - rm -rf temp-android-ndk