diff --git a/MJRefresh.podspec b/MJRefresh.podspec
index e676c619..01fcc651 100644
--- a/MJRefresh.podspec
+++ b/MJRefresh.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
     s.name         = 'MJRefresh'
-    s.version      = '3.1.12'
+    s.version      = '3.1.13'
     s.summary      = 'An easy way to use pull-to-refresh'
     s.homepage     = 'https://github.com/CoderMJLee/MJRefresh'
     s.license      = 'MIT'
diff --git a/MJRefreshExample/Base.lproj/Main.storyboard b/MJRefreshExample/Base.lproj/Main.storyboard
index 882f7c49..004cab9c 100644
--- a/MJRefreshExample/Base.lproj/Main.storyboard
+++ b/MJRefreshExample/Base.lproj/Main.storyboard
@@ -1,8 +1,12 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="10116" systemVersion="15F34" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="06B-cM-i4B">
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13196" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="06B-cM-i4B">
+    <device id="retina4_7" orientation="portrait">
+        <adaptation id="fullscreen"/>
+    </device>
     <dependencies>
-        <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="10085"/>
+        <deployment version="1792" identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13173"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
         <!--Tab Bar Controller-->
@@ -13,7 +17,7 @@
                     <tabBar key="tabBar" contentMode="scaleToFill" id="BAy-Gq-nS1">
                         <rect key="frame" x="0.0" y="0.0" width="320" height="49"/>
                         <autoresizingMask key="autoresizingMask"/>
-                        <color key="backgroundColor" white="0.0" alpha="0.0" colorSpace="calibratedWhite"/>
+                        <color key="backgroundColor" red="0.0" green="0.0" blue="0.0" alpha="0.0" colorSpace="custom" customColorSpace="sRGB"/>
                     </tabBar>
                     <connections>
                         <segue destination="X1t-Y8-mVA" kind="relationship" relationship="viewControllers" id="Fa4-Fv-qWQ"/>
@@ -29,9 +33,9 @@
             <objects>
                 <tableViewController id="bYG-Kt-eGn" customClass="MJSingleViewController" sceneMemberID="viewController">
                     <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="plain" separatorStyle="default" rowHeight="44" sectionHeaderHeight="22" sectionFooterHeight="22" id="kOg-FB-cx3">
-                        <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <connections>
                             <outlet property="dataSource" destination="bYG-Kt-eGn" id="UPe-dz-o9s"/>
                             <outlet property="delegate" destination="bYG-Kt-eGn" id="aly-IU-bHB"/>
@@ -49,7 +53,6 @@
                 <navigationController id="MBo-Zo-CjM" sceneMemberID="viewController">
                     <tabBarItem key="tabBarItem" title="Item" id="hIa-cL-CHu"/>
                     <navigationBar key="navigationBar" contentMode="scaleToFill" id="gXg-XT-JWK">
-                        <rect key="frame" x="0.0" y="0.0" width="320" height="44"/>
                         <autoresizingMask key="autoresizingMask"/>
                     </navigationBar>
                     <connections>
@@ -65,9 +68,9 @@
             <objects>
                 <tableViewController storyboardIdentifier="1" id="m94-yi-d3y" customClass="MJSingleViewController" sceneMemberID="viewController">
                     <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="plain" separatorStyle="default" rowHeight="44" sectionHeaderHeight="22" sectionFooterHeight="22" id="cbU-lV-mY4">
-                        <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <connections>
                             <outlet property="dataSource" destination="m94-yi-d3y" id="tv3-44-MfP"/>
                             <outlet property="delegate" destination="m94-yi-d3y" id="IYQ-uj-ZZ4"/>
@@ -83,7 +86,7 @@
             <objects>
                 <navigationController storyboardIdentifier="0" id="06B-cM-i4B" customClass="MJNavigationController" sceneMemberID="viewController">
                     <navigationBar key="navigationBar" contentMode="scaleToFill" id="Kj6-u7-ICR">
-                        <rect key="frame" x="0.0" y="0.0" width="320" height="44"/>
+                        <rect key="frame" x="0.0" y="20" width="375" height="44"/>
                         <autoresizingMask key="autoresizingMask"/>
                     </navigationBar>
                     <connections>
@@ -99,29 +102,29 @@
             <objects>
                 <tableViewController id="3cf-VR-wv0" customClass="MJExampleViewController" sceneMemberID="viewController">
                     <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="plain" separatorStyle="default" rowHeight="44" sectionHeaderHeight="22" sectionFooterHeight="22" id="IS9-AM-1DI">
-                        <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <prototypes>
                             <tableViewCell contentMode="scaleToFill" selectionStyle="default" indentationWidth="10" reuseIdentifier="example" textLabel="veW-N9-syp" detailTextLabel="Iv7-PA-lBt" style="IBUITableViewCellStyleSubtitle" id="xJS-7u-6pG">
-                                <rect key="frame" x="0.0" y="86" width="600" height="44"/>
+                                <rect key="frame" x="0.0" y="22" width="375" height="44"/>
                                 <autoresizingMask key="autoresizingMask"/>
                                 <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="xJS-7u-6pG" id="rMg-IH-g5u">
-                                    <rect key="frame" x="0.0" y="0.0" width="600" height="43.5"/>
+                                    <rect key="frame" x="0.0" y="0.0" width="375" height="43.5"/>
                                     <autoresizingMask key="autoresizingMask"/>
                                     <subviews>
                                         <label opaque="NO" multipleTouchEnabled="YES" contentMode="left" text="Title" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="veW-N9-syp">
-                                            <rect key="frame" x="15" y="6" width="31.5" height="19.5"/>
+                                            <rect key="frame" x="16" y="6" width="31.5" height="19.5"/>
                                             <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                                             <fontDescription key="fontDescription" type="system" pointSize="16"/>
-                                            <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
+                                            <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                                             <nil key="highlightedColor"/>
                                         </label>
                                         <label opaque="NO" multipleTouchEnabled="YES" contentMode="left" text="Subtitle" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="Iv7-PA-lBt">
-                                            <rect key="frame" x="15" y="25.5" width="40.5" height="13.5"/>
+                                            <rect key="frame" x="16" y="25.5" width="40.5" height="13.5"/>
                                             <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                                             <fontDescription key="fontDescription" type="system" pointSize="11"/>
-                                            <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
+                                            <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                                             <nil key="highlightedColor"/>
                                         </label>
                                     </subviews>
@@ -146,9 +149,9 @@
             <objects>
                 <tableViewController id="cR6-pa-HhO" customClass="MJSingleViewController" sceneMemberID="viewController">
                     <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="plain" separatorStyle="default" rowHeight="44" sectionHeaderHeight="22" sectionFooterHeight="22" id="sAi-eu-GBh">
-                        <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <connections>
                             <outlet property="dataSource" destination="cR6-pa-HhO" id="HsB-FV-ckP"/>
                             <outlet property="delegate" destination="cR6-pa-HhO" id="S8o-67-plS"/>
@@ -166,7 +169,6 @@
                 <navigationController id="X1t-Y8-mVA" sceneMemberID="viewController">
                     <tabBarItem key="tabBarItem" title="Item" id="Dg6-YQ-9en"/>
                     <navigationBar key="navigationBar" contentMode="scaleToFill" id="mcw-Hk-IYU">
-                        <rect key="frame" x="0.0" y="0.0" width="320" height="44"/>
                         <autoresizingMask key="autoresizingMask"/>
                     </navigationBar>
                     <connections>
diff --git a/MJRefreshExample/Classes/First/MJExampleWindow.m b/MJRefreshExample/Classes/First/MJExampleWindow.m
index a6463724..9799c876 100644
--- a/MJRefreshExample/Classes/First/MJExampleWindow.m
+++ b/MJRefreshExample/Classes/First/MJExampleWindow.m
@@ -17,7 +17,11 @@ + (void)show
     window_ = [[UIWindow alloc] init];
     CGFloat width = 150;
     CGFloat x = [UIScreen mainScreen].bounds.size.width - width - 10;
-    window_.frame = CGRectMake(x, 0, width, 25);
+    CGFloat y = 0;
+    if ([UIScreen mainScreen].bounds.size.height == 812) {
+        y = 33;
+    }
+    window_.frame = CGRectMake(x, y, width, 25);
     window_.windowLevel = UIWindowLevelAlert;
     window_.hidden = NO;
     window_.alpha = 0.5;
diff --git a/MJRefreshExample/Classes/Second/MJTestViewController.xib b/MJRefreshExample/Classes/Second/MJTestViewController.xib
index f95cd194..464e7f8d 100644
--- a/MJRefreshExample/Classes/Second/MJTestViewController.xib
+++ b/MJRefreshExample/Classes/Second/MJTestViewController.xib
@@ -1,8 +1,12 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="8191" systemVersion="14F27" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES">
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="13196" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" colorMatched="YES">
+    <device id="retina4_7" orientation="portrait">
+        <adaptation id="fullscreen"/>
+    </device>
     <dependencies>
-        <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="8154"/>
+        <deployment version="1792" identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13173"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <objects>
         <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner" customClass="MJTestViewController">
@@ -14,7 +18,7 @@
         <view clearsContextBeforeDrawing="NO" contentMode="scaleToFill" id="i5M-Pr-FkT">
             <rect key="frame" x="0.0" y="0.0" width="320" height="568"/>
             <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-            <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
+            <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
         </view>
     </objects>
 </document>
diff --git a/MJRefreshExample/Classes/Second/MJWebViewViewController.xib b/MJRefreshExample/Classes/Second/MJWebViewViewController.xib
index dcc206da..86b01d60 100644
--- a/MJRefreshExample/Classes/Second/MJWebViewViewController.xib
+++ b/MJRefreshExample/Classes/Second/MJWebViewViewController.xib
@@ -1,8 +1,12 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="8191" systemVersion="15B42" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES">
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="13196" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES">
+    <device id="retina4_7" orientation="portrait">
+        <adaptation id="fullscreen"/>
+    </device>
     <dependencies>
-        <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="8154"/>
+        <deployment version="1792" identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13173"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <objects>
         <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner" customClass="MJWebViewViewController">
@@ -18,19 +22,17 @@
             <subviews>
                 <webView contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="2Of-d4-HFt">
                     <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
-                    <animations/>
-                    <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                    <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                 </webView>
                 <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="8xo-5D-MRC">
                     <rect key="frame" x="241" y="537" width="113" height="30"/>
-                    <animations/>
-                    <color key="backgroundColor" red="1" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
+                    <color key="backgroundColor" red="1" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                     <constraints>
                         <constraint firstAttribute="width" constant="113" id="2YR-NZ-hF1"/>
                         <constraint firstAttribute="height" constant="30" id="qIc-RV-DwB"/>
                     </constraints>
                     <state key="normal" title="回到上一页">
-                        <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
+                        <color key="titleShadowColor" red="0.5" green="0.5" blue="0.5" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                     </state>
                     <connections>
                         <action selector="back" destination="-1" eventType="touchUpInside" id="BG2-eT-gw7"/>
@@ -38,18 +40,16 @@
                 </button>
                 <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="注意，这不是原生界面，是个网页：http://weibo.com/excepptions" lineBreakMode="tailTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="2VR-jQ-Qn4">
                     <rect key="frame" x="146" y="459" width="208" height="31.5"/>
-                    <animations/>
                     <color key="backgroundColor" red="0.0" green="0.0" blue="0.0" alpha="0.16" colorSpace="custom" customColorSpace="sRGB"/>
                     <constraints>
                         <constraint firstAttribute="width" constant="208" id="qkq-G9-eo2"/>
                     </constraints>
                     <fontDescription key="fontDescription" type="system" pointSize="13"/>
-                    <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
+                    <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                     <nil key="highlightedColor"/>
                 </label>
             </subviews>
-            <animations/>
-            <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
+            <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
             <constraints>
                 <constraint firstItem="2Of-d4-HFt" firstAttribute="top" secondItem="i5M-Pr-FkT" secondAttribute="top" id="3LR-sb-d2d"/>
                 <constraint firstAttribute="bottom" secondItem="8xo-5D-MRC" secondAttribute="bottom" constant="100" id="GEd-8N-H2g"/>
@@ -60,7 +60,6 @@
                 <constraint firstItem="8xo-5D-MRC" firstAttribute="top" secondItem="2VR-jQ-Qn4" secondAttribute="bottom" constant="46" id="zTm-ax-FFk"/>
                 <constraint firstItem="2Of-d4-HFt" firstAttribute="leading" secondItem="i5M-Pr-FkT" secondAttribute="leading" id="zy2-dj-Ccd"/>
             </constraints>
-            <simulatedScreenMetrics key="simulatedDestinationMetrics" type="retina47"/>
         </view>
     </objects>
 </document>