diff --git a/build.gradle b/build.gradle
index 405551d02..ad11c98f2 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,10 +1,10 @@
 buildscript {
     repositories {
-        mavenCentral()
+        jcenter()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:0.11.+'
+        classpath 'com.android.tools.build:gradle:1.1.0'
     }
 }
 
@@ -13,6 +13,6 @@ allprojects {
 	group = PULLTOREFRESH_RELEASE_GROUP
 
     repositories {
-        mavenCentral()
+        jcenter()
     }
-}
+}
\ No newline at end of file
diff --git a/extras/PullToRefreshListFragment/build.gradle b/extras/PullToRefreshListFragment/build.gradle
index eb7f96cac..2deb11854 100644
--- a/extras/PullToRefreshListFragment/build.gradle
+++ b/extras/PullToRefreshListFragment/build.gradle
@@ -1,4 +1,4 @@
-apply plugin: 'android-library'
+apply plugin: 'com.android.library'
 
 dependencies {
 	compile project(':library')
diff --git a/extras/PullToRefreshViewPager/build.gradle b/extras/PullToRefreshViewPager/build.gradle
index 64a2984e5..946259916 100644
--- a/extras/PullToRefreshViewPager/build.gradle
+++ b/extras/PullToRefreshViewPager/build.gradle
@@ -1,4 +1,4 @@
-apply plugin: 'android-library'
+apply plugin: 'com.android.library'
 
 buildscript {
     repositories {
@@ -6,7 +6,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:0.6.+'
+        classpath 'com.android.tools.build:gradle:1.1.0'
     }
 }
 
diff --git a/gradle.properties b/gradle.properties
index 24ff6869d..58da35ab6 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,4 +2,4 @@ PULLTOREFRESH_RELEASE_VERSION=3.2.3
 PULLTOREFRESH_RELEASE_GROUP=com.navercorp.pulltorefresh
 
 ANDROID_COMPILE_SDK_VERSION=19
-ANDROID_BUILD_TOOLS_VERSION=19.1.0
+ANDROID_BUILD_TOOLS_VERSION=20.0.0
diff --git a/library/build.gradle b/library/build.gradle
index 87e188732..6a70780ce 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -1,12 +1,12 @@
-apply plugin: 'android-library'
+apply plugin: 'com.android.library'
 
 buildscript {
     repositories {
-        mavenCentral()
+        jcenter()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:0.11.+'
+        classpath 'com.android.tools.build:gradle:1.1.0'
     }
 }
 
diff --git a/settings.gradle b/settings.gradle
index 5e238d4cd..e2e340d7e 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1,3 +1,3 @@
-include 'library'
-include 'extras/PullToRefreshListFragment'
-include 'extras/PullToRefreshViewPager'
+include ':library'
+include ':extras:PullToRefreshListFragment'
+include ':extras:PullToRefreshViewPager'