diff --git a/.travis.yml b/.travis.yml
index cd755af..2930e99 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -31,7 +31,6 @@ matrix:
     android:
       components:
       - tools
-      - tools
       - extra-android-m2repository
   - env: PLATFORM=android-5.1
     os: linux
@@ -40,7 +39,6 @@ matrix:
     android:
       components:
       - tools
-      - tools
       - extra-android-m2repository
   - env: PLATFORM=android-6.0
     os: linux
@@ -49,7 +47,6 @@ matrix:
     android:
       components:
       - tools
-      - tools
       - extra-android-m2repository
   - env: PLATFORM=android-7.0
     os: linux
@@ -58,7 +55,6 @@ matrix:
     android:
       components:
       - tools
-      - tools
       - extra-android-m2repository
 before_install:
 - npm cache clean -f