diff --git a/CHANGELOG.md b/CHANGELOG.md
index 12ecf7fa..c45fcd43 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,14 @@
 # Change Log
 All notable changes to XLPagerTabStrip will be documented in this file.
 
+### [4.0.2](https://github.com/xmartlabs/XLPagerTabStrip/releases/tag/4.0.2)
+
+* Bug fixes
+
+### [4.0.1](https://github.com/xmartlabs/XLPagerTabStrip/releases/tag/4.0.1)
+
+* Bug fixes and stability improvements
+
 ### [4.0.0](https://github.com/xmartlabs/XLPagerTabStrip/releases/tag/4.0.0)
 <!-- Released on 2016-01-20. -->
 
diff --git a/Example/Example/Base.lproj/Storyboard.storyboard b/Example/Example/Base.lproj/Storyboard.storyboard
index 82c8926b..ece405a7 100644
--- a/Example/Example/Base.lproj/Storyboard.storyboard
+++ b/Example/Example/Base.lproj/Storyboard.storyboard
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="9531" systemVersion="15C50" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="SCa-L8-uTr">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="9531" systemVersion="15D21" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="SCa-L8-uTr">
     <dependencies>
         <deployment identifier="iOS"/>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="9529"/>
@@ -237,7 +237,7 @@
                     <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="static" style="grouped" separatorStyle="default" rowHeight="44" sectionHeaderHeight="18" sectionFooterHeight="18" id="JVf-JY-fRh">
                         <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <color key="backgroundColor" cocoaTouchSystemColor="groupTableViewBackgroundColor"/>
+                        <color key="backgroundColor" red="0.93725490199999995" green="0.93725490199999995" blue="0.95686274510000002" alpha="1" colorSpace="calibratedRGB"/>
                         <sections>
                             <tableViewSection id="8oO-ln-2uT">
                                 <cells>
@@ -252,7 +252,7 @@
                                                     <rect key="frame" x="15" y="0.0" width="570" height="43"/>
                                                     <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                                                     <fontDescription key="fontDescription" type="system" pointSize="16"/>
-                                                    <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                                                    <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
                                                     <nil key="highlightedColor"/>
                                                 </label>
                                             </subviews>
@@ -276,7 +276,7 @@
                                                     <rect key="frame" x="15" y="0.0" width="570" height="43"/>
                                                     <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                                                     <fontDescription key="fontDescription" type="system" pointSize="16"/>
-                                                    <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                                                    <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
                                                     <nil key="highlightedColor"/>
                                                 </label>
                                             </subviews>
@@ -296,7 +296,7 @@
                                                     <rect key="frame" x="15" y="0.0" width="570" height="43"/>
                                                     <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                                                     <fontDescription key="fontDescription" type="system" pointSize="16"/>
-                                                    <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                                                    <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
                                                     <nil key="highlightedColor"/>
                                                 </label>
                                             </subviews>
@@ -316,7 +316,7 @@
                                                     <rect key="frame" x="15" y="0.0" width="570" height="43"/>
                                                     <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                                                     <fontDescription key="fontDescription" type="system" pointSize="16"/>
-                                                    <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                                                    <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
                                                     <nil key="highlightedColor"/>
                                                 </label>
                                             </subviews>
@@ -826,6 +826,7 @@
                         <subviews>
                             <scrollView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="KX5-0N-ToU">
                                 <rect key="frame" x="0.0" y="50" width="600" height="486"/>
+                                <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
                             </scrollView>
                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="nHU-Vy-hDF">
                                 <rect key="frame" x="32" y="491" width="84" height="33"/>
diff --git a/Example/Example/Instagram/InstagramExampleViewController.swift b/Example/Example/Instagram/InstagramExampleViewController.swift
index 7f775ad0..b47d707b 100644
--- a/Example/Example/Instagram/InstagramExampleViewController.swift
+++ b/Example/Example/Instagram/InstagramExampleViewController.swift
@@ -38,7 +38,6 @@ class InstagramExampleViewController: ButtonBarPagerTabStripViewController {
         settings.style.buttonBarItemFont = .boldSystemFontOfSize(14)
         settings.style.selectedBarHeight = 2.0
         settings.style.buttonBarMinimumLineSpacing = 0
-        settings.style.buttonBarMinimumInteritemSpacing = 0
         settings.style.buttonBarItemTitleColor = .blackColor()
         settings.style.buttonBarItemsShouldFillAvailiableWidth = true
         settings.style.buttonBarLeftContentInset = 0
diff --git a/Example/Example/Spotify/SpotifyExampleViewController.swift b/Example/Example/Spotify/SpotifyExampleViewController.swift
index 1760ca0c..c45cb425 100644
--- a/Example/Example/Spotify/SpotifyExampleViewController.swift
+++ b/Example/Example/Spotify/SpotifyExampleViewController.swift
@@ -40,7 +40,6 @@ public class SpotifyExampleViewController: ButtonBarPagerTabStripViewController
         settings.style.buttonBarItemFont = UIFont(name: "HelveticaNeue-Light", size:14) ?? UIFont.systemFontOfSize(14)
         settings.style.selectedBarHeight = 3.0
         settings.style.buttonBarMinimumLineSpacing = 0
-        settings.style.buttonBarMinimumInteritemSpacing = 0
         settings.style.buttonBarItemTitleColor = .blackColor()
         settings.style.buttonBarItemsShouldFillAvailiableWidth = true
         
diff --git a/Example/Example/Youtube/YoutubeExampleViewController.swift b/Example/Example/Youtube/YoutubeExampleViewController.swift
index e54da618..7294e845 100644
--- a/Example/Example/Youtube/YoutubeExampleViewController.swift
+++ b/Example/Example/Youtube/YoutubeExampleViewController.swift
@@ -50,10 +50,8 @@ class YoutubeExampleViewController: BaseButtonBarPagerTabStripViewController<You
         settings.style.selectedBarBackgroundColor = UIColor(red: 234/255.0, green: 234/255.0, blue: 234/255.0, alpha: 1.0)
         settings.style.selectedBarHeight = 4.0
         settings.style.buttonBarMinimumLineSpacing = 0
-        settings.style.buttonBarMinimumInteritemSpacing = 0
         settings.style.buttonBarItemTitleColor = .blackColor()
         settings.style.buttonBarItemsShouldFillAvailiableWidth = true
-        
         settings.style.buttonBarLeftContentInset = 0
         settings.style.buttonBarRightContentInset = 0
         
diff --git a/README.md b/README.md
index 679ee745..e0a69e98 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 <img src="https://img.shields.io/badge/platform-iOS-blue.svg?style=flat" alt="Platform iOS" />
 <a href="https://developer.apple.com/swift"><img src="https://img.shields.io/badge/swift2-compatible-4BC51D.svg?style=flat" alt="Swift 2 compatible" /></a>
 <a href="https://github.com/Carthage/Carthage"><img src="https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat" alt="Carthage compatible" /></a>
-<a href="https://cocoapods.org/pods/XLActionController"><img src="https://img.shields.io/badge/pod-4.0.1-blue.svg" alt="CocoaPods compatible" /></a>
+<a href="https://cocoapods.org/pods/XLActionController"><img src="https://img.shields.io/badge/pod-4.0.2-blue.svg" alt="CocoaPods compatible" /></a>
 <a href="https://raw.githubusercontent.com/xmartlabs/XLPagerTabStrip/master/LICENSE"><img src="http://img.shields.io/badge/license-MIT-blue.svg?style=flat" alt="License: MIT" />
 <a href="https://codebeat.co/projects/github-com-xmartlabs-xlpagertabstrip"><img alt="codebeat badge" src="https://codebeat.co/badges/f32c9ad3-0aa1-4b40-a632-9421211bd39e" /></a>
 </a>
@@ -221,7 +221,7 @@ public var buttonBarHeight: CGFloat?
 override func viewDidLoad() {
    self.settings.style.selectedBarHeight = 2
    self.settings.style.selectedBarBackgroundColor = UIColor.whiteColor()
-        
+
    super.viewDidLoad()
 }
 ```
diff --git a/Sources/BaseButtonBarPagerTabStripViewController.swift b/Sources/BaseButtonBarPagerTabStripViewController.swift
index f95b8304..13c34297 100644
--- a/Sources/BaseButtonBarPagerTabStripViewController.swift
+++ b/Sources/BaseButtonBarPagerTabStripViewController.swift
@@ -78,7 +78,7 @@ public class BaseButtonBarPagerTabStripViewController<ButtonBarCellType : UIColl
         buttonBarView.scrollsToTop = false
         let flowLayout = buttonBarView.collectionViewLayout as! UICollectionViewFlowLayout
         flowLayout.scrollDirection = .Horizontal
-        flowLayout.minimumInteritemSpacing = settings.style.buttonBarMinimumInteritemSpacing ?? flowLayout.minimumInteritemSpacing
+        flowLayout.minimumInteritemSpacing = 0
         flowLayout.minimumLineSpacing = settings.style.buttonBarMinimumLineSpacing ?? flowLayout.minimumLineSpacing
         let sectionInset = flowLayout.sectionInset
         flowLayout.sectionInset = UIEdgeInsetsMake(sectionInset.top, self.settings.style.buttonBarLeftContentInset ?? sectionInset.left, sectionInset.bottom, self.settings.style.buttonBarRightContentInset ?? sectionInset.right)
@@ -163,7 +163,7 @@ public class BaseButtonBarPagerTabStripViewController<ButtonBarCellType : UIColl
         let flowLayout = buttonBarView.collectionViewLayout as! UICollectionViewFlowLayout
         let collectionViewAvailiableWidth = buttonBarView.frame.size.width - flowLayout.sectionInset.left - flowLayout.sectionInset.right
         let numberOfCells = minimumCellWidths.count
-        let cellSpacingTotal = CGFloat(numberOfCells - 1) * flowLayout.minimumInteritemSpacing
+        let cellSpacingTotal = CGFloat(numberOfCells - 1) * flowLayout.minimumLineSpacing
         
         let numberOfSmallCells = numberOfCells - numberOfLargeCells
         let newSuggestedStretchedCellWidth = (collectionViewAvailiableWidth - totalWidthOfLargeCells - cellSpacingTotal) / CGFloat(numberOfSmallCells)
@@ -286,7 +286,7 @@ public class BaseButtonBarPagerTabStripViewController<ButtonBarCellType : UIColl
             }
         }
         
-        let cellSpacingTotal = CGFloat(numberOfCells - 1) * flowLayout.minimumInteritemSpacing
+        let cellSpacingTotal = CGFloat(numberOfCells - 1) * flowLayout.minimumLineSpacing
         collectionViewContentWidth += cellSpacingTotal
         
         let collectionViewAvailableVisibleWidth = self.buttonBarView.frame.size.width - flowLayout.sectionInset.left - flowLayout.sectionInset.right
diff --git a/Sources/ButtonBarPagerTabStripViewController.swift b/Sources/ButtonBarPagerTabStripViewController.swift
index 2e06cf49..ed632b7d 100644
--- a/Sources/ButtonBarPagerTabStripViewController.swift
+++ b/Sources/ButtonBarPagerTabStripViewController.swift
@@ -43,7 +43,7 @@ public struct ButtonBarPagerTabStripSettings {
     
     public struct Style {
         public var buttonBarBackgroundColor: UIColor?
-        public var buttonBarMinimumInteritemSpacing: CGFloat?
+        @available(*, deprecated=4.0.2) public var buttonBarMinimumInteritemSpacing: CGFloat? = 0
         public var buttonBarMinimumLineSpacing: CGFloat?
         public var buttonBarLeftContentInset: CGFloat?
         public var buttonBarRightContentInset: CGFloat?
@@ -125,7 +125,7 @@ public class ButtonBarPagerTabStripViewController: PagerTabStripViewController,
         buttonBarView.scrollsToTop = false
         let flowLayout = buttonBarView.collectionViewLayout as! UICollectionViewFlowLayout
         flowLayout.scrollDirection = .Horizontal
-        flowLayout.minimumInteritemSpacing = settings.style.buttonBarMinimumInteritemSpacing ?? flowLayout.minimumInteritemSpacing
+        flowLayout.minimumInteritemSpacing = 0
         flowLayout.minimumLineSpacing = settings.style.buttonBarMinimumLineSpacing ?? flowLayout.minimumLineSpacing
         let sectionInset = flowLayout.sectionInset
         flowLayout.sectionInset = UIEdgeInsetsMake(sectionInset.top, self.settings.style.buttonBarLeftContentInset ?? sectionInset.left, sectionInset.bottom, self.settings.style.buttonBarRightContentInset ?? sectionInset.right)
@@ -197,7 +197,7 @@ public class ButtonBarPagerTabStripViewController: PagerTabStripViewController,
         let flowLayout = buttonBarView.collectionViewLayout as! UICollectionViewFlowLayout
         let collectionViewAvailiableWidth = buttonBarView.frame.size.width - flowLayout.sectionInset.left - flowLayout.sectionInset.right
         let numberOfCells = minimumCellWidths.count
-        let cellSpacingTotal = CGFloat(numberOfCells - 1) * flowLayout.minimumInteritemSpacing
+        let cellSpacingTotal = CGFloat(numberOfCells - 1) * flowLayout.minimumLineSpacing
         
         let numberOfSmallCells = numberOfCells - numberOfLargeCells
         let newSuggestedStretchedCellWidth = (collectionViewAvailiableWidth - totalWidthOfLargeCells - cellSpacingTotal) / CGFloat(numberOfSmallCells)
@@ -330,7 +330,7 @@ public class ButtonBarPagerTabStripViewController: PagerTabStripViewController,
             }
         }
         
-        let cellSpacingTotal = CGFloat(numberOfCells - 1) * flowLayout.minimumInteritemSpacing
+        let cellSpacingTotal = CGFloat(numberOfCells - 1) * flowLayout.minimumLineSpacing
         collectionViewContentWidth += cellSpacingTotal
         
         let collectionViewAvailableVisibleWidth = self.buttonBarView.frame.size.width - flowLayout.sectionInset.left - flowLayout.sectionInset.right
diff --git a/XLPagerTabStrip.podspec b/XLPagerTabStrip.podspec
index f6f54238..33710bae 100644
--- a/XLPagerTabStrip.podspec
+++ b/XLPagerTabStrip.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = "XLPagerTabStrip"
-  s.version          = "4.0.1"
+  s.version          = "4.0.2"
   s.summary          = "Android PagerTabStrip for iOS and much more."
   s.homepage         = "https://github.com/xmartlabs/XLPagerTabStrip"
   s.license          = { type: 'MIT', file: 'LICENSE' }
diff --git a/XLPagerTabStrip/Info.plist b/XLPagerTabStrip/Info.plist
index d3de8eef..aa594088 100644
--- a/XLPagerTabStrip/Info.plist
+++ b/XLPagerTabStrip/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.0</string>
+	<string>4.0.2</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>