diff --git a/.travis.yml b/.travis.yml
index 4359a7b..1b2dfd5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -25,7 +25,6 @@ matrix:
     android:
       components:
       - tools
-      - tools
   - env: PLATFORM=android-5.1
     os: linux
     language: android
@@ -33,7 +32,6 @@ matrix:
     android:
       components:
       - tools
-      - tools
   - env: PLATFORM=android-6.0
     os: linux
     language: android
@@ -41,7 +39,6 @@ matrix:
     android:
       components:
       - tools
-      - tools
   - env: PLATFORM=android-7.0
     os: linux
     language: android
@@ -49,7 +46,6 @@ matrix:
     android:
       components:
       - tools
-      - tools
 before_install:
 - npm cache clean -f
 - rm -rf ~/.nvm && git clone https://github.com/creationix/nvm.git ~/.nvm && (cd ~/.nvm