diff --git a/Leanote/resources/ui/Launch Screen.storyboard b/Leanote/resources/ui/Launch Screen.storyboard
index 0c62c23..eb4a2d9 100644
--- a/Leanote/resources/ui/Launch Screen.storyboard	
+++ b/Leanote/resources/ui/Launch Screen.storyboard	
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="7706" systemVersion="14E46" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="W9p-he-k9r">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="8191" systemVersion="14E46" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="W9p-he-k9r">
     <dependencies>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="7703"/>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="8154"/>
         <capability name="Constraints with non-1.0 multipliers" minToolsVersion="5.1"/>
     </dependencies>
     <scenes>
@@ -17,7 +18,7 @@
                         <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                         <subviews>
-                            <imageView userInteractionEnabled="NO" contentMode="scaleToFill" horizontalHuggingPriority="251" verticalHuggingPriority="251" fixedFrame="YES" image="leanote-lauch-screen" translatesAutoresizingMaskIntoConstraints="NO" id="flk-nN-QC3">
+                            <imageView userInteractionEnabled="NO" contentMode="scaleToFill" horizontalHuggingPriority="251" verticalHuggingPriority="251" ambiguous="YES" misplaced="YES" image="leanote-lauch-screen" translatesAutoresizingMaskIntoConstraints="NO" id="flk-nN-QC3">
                                 <rect key="frame" x="186" y="241" width="117" height="117"/>
                                 <constraints>
                                     <constraint firstAttribute="height" constant="312" id="Jor-90-EtI">