diff --git a/.travis.yml b/.travis.yml
index 8f3f3d0..16145d9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,7 @@ before_install:
 
 android:
   components:
-    - build-tools-23.0.2
+    - build-tools-23.0.1
     - android-23
     - extra-android-m2repository
     - extra-android-support
diff --git a/lib/build.gradle b/lib/build.gradle
index 15679bf..9f81f8d 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -6,7 +6,7 @@ group='com.github.feeeei'
 android {
     
     compileSdkVersion 23
-    buildToolsVersion "23.0.2"
+    buildToolsVersion "23.0.1"
 
     defaultConfig {
         minSdkVersion 7
diff --git a/simple/build.gradle b/simple/build.gradle
index 60e1373..83d0d42 100644
--- a/simple/build.gradle
+++ b/simple/build.gradle
@@ -3,7 +3,7 @@ apply plugin: 'checkstyle'
 
 android {
     compileSdkVersion 23
-    buildToolsVersion "23.0.2"
+    buildToolsVersion "23.0.1"
 
     defaultConfig {
         applicationId "test.io.feeeei.circleseekbar"