diff --git a/build.gradle b/build.gradle
index 46aea16..caead42 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.2.1'
+        classpath 'com.android.tools.build:gradle:2.2.2'
 
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.4.1'
 
diff --git a/library/src/main/java/moe/codeest/enviews/ENLoadingView.java b/library/src/main/java/moe/codeest/enviews/ENLoadingView.java
index fa1e309..5903653 100644
--- a/library/src/main/java/moe/codeest/enviews/ENLoadingView.java
+++ b/library/src/main/java/moe/codeest/enviews/ENLoadingView.java
@@ -7,7 +7,6 @@
 import android.graphics.Paint;
 import android.graphics.Path;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.view.View;
 import android.view.animation.LinearInterpolator;
 
@@ -194,7 +193,6 @@ private void drawItem(Canvas canvas, float mFraction, int index) {
     }
 
     public void show() {
-        Log.e("TEST11","TEST start");
         if (mCurrentState == STATE_SHOW) {
             return;
         }
diff --git a/library/src/main/java/moe/codeest/enviews/ENScrollView.java b/library/src/main/java/moe/codeest/enviews/ENScrollView.java
index 5232333..f283c5a 100644
--- a/library/src/main/java/moe/codeest/enviews/ENScrollView.java
+++ b/library/src/main/java/moe/codeest/enviews/ENScrollView.java
@@ -144,7 +144,7 @@ public void select() {
         mCurrentState = STATE_SELECT;
         ValueAnimator valueAnimator = ValueAnimator.ofObject(new ArgbEvaluator(),
                 mBgLineColor, mLineColor);
-        valueAnimator.setDuration(700);
+        valueAnimator.setDuration(mDuration);
         valueAnimator.setInterpolator(new AccelerateDecelerateInterpolator());
         valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
             @Override
@@ -167,7 +167,7 @@ public void unSelect() {
         mCurrentState = STATE_UNSELECT;
         ValueAnimator valueAnimator = ValueAnimator.ofObject(new ArgbEvaluator(),
                 mLineColor, mBgLineColor);
-        valueAnimator.setDuration(700);
+        valueAnimator.setDuration(mDuration);
         valueAnimator.setInterpolator(new AccelerateDecelerateInterpolator());
         valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
             @Override