diff --git a/lib/src/androidTest/java/io/gpf/circleseekbar/ApplicationTest.java b/lib/src/androidTest/java/io/feeeei/circleseekbar/ApplicationTest.java
similarity index 90%
rename from lib/src/androidTest/java/io/gpf/circleseekbar/ApplicationTest.java
rename to lib/src/androidTest/java/io/feeeei/circleseekbar/ApplicationTest.java
index a6c48bb..58a9834 100644
--- a/lib/src/androidTest/java/io/gpf/circleseekbar/ApplicationTest.java
+++ b/lib/src/androidTest/java/io/feeeei/circleseekbar/ApplicationTest.java
@@ -1,4 +1,4 @@
-package io.gpf.circleseekbar;
+package io.feeeei.circleseekbar;
 
 import android.app.Application;
 import android.test.ApplicationTestCase;
diff --git a/lib/src/main/AndroidManifest.xml b/lib/src/main/AndroidManifest.xml
index 9fade97..a792a4e 100644
--- a/lib/src/main/AndroidManifest.xml
+++ b/lib/src/main/AndroidManifest.xml
@@ -1,4 +1,4 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="io.gpf.circleseekbar">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="io.feeeei.circleseekbar">
 
     <application android:allowBackup="true" android:label="@string/app_name"
         android:supportsRtl="true">
diff --git a/lib/src/main/java/io/feeeei/circleseekbar/CircleSeekBar.java b/lib/src/main/java/io/feeeei/circleseekbar/CircleSeekBar.java
index b7020da..3648f7d 100644
--- a/lib/src/main/java/io/feeeei/circleseekbar/CircleSeekBar.java
+++ b/lib/src/main/java/io/feeeei/circleseekbar/CircleSeekBar.java
@@ -15,8 +15,6 @@
 import android.view.MotionEvent;
 import android.view.View;
 
-import io.gpf.circleseekbar.R;
-
 /**
  * Created by gaopengfei on 15/11/15.
  */
diff --git a/simple/src/main/res/layout/activity_down_load.xml b/simple/src/main/res/layout/activity_down_load.xml
index 8f815d6..92d9e85 100644
--- a/simple/src/main/res/layout/activity_down_load.xml
+++ b/simple/src/main/res/layout/activity_down_load.xml
@@ -6,7 +6,7 @@
     android:layout_height="match_parent"
     tools:context="test.io.feeeei.circleseekbar.DownLoadActivity">
 
-    <io.gpf.circleseekbar.CircleSeekBar
+    <io.feeeei.circleseekbar.CircleSeekBar
         android:id="@+id/progress"
         android:layout_width="200dp"
         android:layout_height="200dp"
diff --git a/simple/src/main/res/layout/activity_style1.xml b/simple/src/main/res/layout/activity_style1.xml
index 6450302..2c84b3d 100644
--- a/simple/src/main/res/layout/activity_style1.xml
+++ b/simple/src/main/res/layout/activity_style1.xml
@@ -6,7 +6,7 @@
     tools:context="test.io.feeeei.circleseekbar.Style1Activity">
 
 
-    <io.gpf.circleseekbar.CircleSeekBar
+    <io.feeeei.circleseekbar.CircleSeekBar
         android:layout_width="300dp"
         android:layout_height="300dp"
         android:layout_centerInParent="true"
diff --git a/simple/src/main/res/layout/activity_style2.xml b/simple/src/main/res/layout/activity_style2.xml
index a778d6f..da399b0 100644
--- a/simple/src/main/res/layout/activity_style2.xml
+++ b/simple/src/main/res/layout/activity_style2.xml
@@ -6,7 +6,7 @@
     android:layout_height="match_parent"
     tools:context="test.io.feeeei.circleseekbar.Style2Activity">
 
-    <io.gpf.circleseekbar.CircleSeekBar
+    <io.feeeei.circleseekbar.CircleSeekBar
         android:layout_width="300dp"
         android:layout_height="300dp"
         android:layout_centerInParent="true"
diff --git a/simple/src/main/res/layout/activity_union.xml b/simple/src/main/res/layout/activity_union.xml
index 35bf6f4..4e0df91 100644
--- a/simple/src/main/res/layout/activity_union.xml
+++ b/simple/src/main/res/layout/activity_union.xml
@@ -6,7 +6,7 @@
     android:layout_height="match_parent"
     tools:context="test.io.feeeei.circleseekbar.UnionActivity">
 
-    <io.gpf.circleseekbar.CircleSeekBar
+    <io.feeeei.circleseekbar.CircleSeekBar
         android:id="@+id/seek_minute"
         android:layout_width="300dp"
         android:layout_height="300dp"
@@ -15,7 +15,7 @@
         app:wheel_unreached_width="32dp" />
 
     <!--     300-32-32 = 236   -->
-    <io.gpf.circleseekbar.CircleSeekBar
+    <io.feeeei.circleseekbar.CircleSeekBar
         android:id="@+id/seek_hour"
         android:layout_width="236dp"
         android:layout_height="236dp"
diff --git a/simple/src/main/res/layout/activity_with_shadow.xml b/simple/src/main/res/layout/activity_with_shadow.xml
index 38c3ec6..cc6cf37 100644
--- a/simple/src/main/res/layout/activity_with_shadow.xml
+++ b/simple/src/main/res/layout/activity_with_shadow.xml
@@ -6,7 +6,7 @@
     android:layout_height="match_parent"
     tools:context="test.io.feeeei.circleseekbar.WithShadowActivity">
 
-    <io.gpf.circleseekbar.CircleSeekBar
+    <io.feeeei.circleseekbar.CircleSeekBar
         android:layout_width="300dp"
         android:layout_height="300dp"
         android:layout_centerInParent="true"
diff --git a/simple/src/main/res/layout/activity_with_text.xml b/simple/src/main/res/layout/activity_with_text.xml
index 47d6694..4e5c9ba 100644
--- a/simple/src/main/res/layout/activity_with_text.xml
+++ b/simple/src/main/res/layout/activity_with_text.xml
@@ -6,7 +6,7 @@
     android:layout_height="match_parent"
     tools:context="test.io.feeeei.circleseekbar.WithTextActivity">
 
-    <io.gpf.circleseekbar.CircleSeekBar
+    <io.feeeei.circleseekbar.CircleSeekBar
         android:id="@+id/seekbar"
         android:layout_width="match_parent"
         android:layout_height="match_parent"