diff --git a/ESPullToRefresh.podspec b/ESPullToRefresh.podspec
index b465b8a..47ffa51 100755
--- a/ESPullToRefresh.podspec
+++ b/ESPullToRefresh.podspec
@@ -1,7 +1,7 @@
 
 Pod::Spec.new do |s|
     s.name              = 'ESPullToRefresh'
-    s.version           = '2.9'
+    s.version           = '2.9.1'
     s.summary           = 'An easy way to use pull-to-refresh and loading-more'
     s.description       = 'An easiest way to give pull-to-refresh and loading-more to any UIScrollView. Using swift!'
     s.homepage          = 'https://github.com/eggswift/pull-to-refresh'
diff --git a/ESPullToRefreshExample/ESPullToRefreshExample.xcodeproj/project.pbxproj b/ESPullToRefreshExample/ESPullToRefreshExample.xcodeproj/project.pbxproj
index 5e93bc3..504e8a9 100644
--- a/ESPullToRefreshExample/ESPullToRefreshExample.xcodeproj/project.pbxproj
+++ b/ESPullToRefreshExample/ESPullToRefreshExample.xcodeproj/project.pbxproj
@@ -624,10 +624,12 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CODE_SIGN_IDENTITY = "iPhone Developer";
+				CURRENT_PROJECT_VERSION = 2.9.1;
 				DEVELOPMENT_TEAM = A367N9R36B;
 				INFOPLIST_FILE = ESPullToRefreshExample/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
+				MARKETING_VERSION = 2.9.1;
 				PRODUCT_BUNDLE_IDENTIFIER = com.eggswift.ESPullToRefreshExample11;
 				PRODUCT_NAME = Example;
 				SWIFT_VERSION = 5.0;
@@ -640,10 +642,12 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CODE_SIGN_IDENTITY = "iPhone Developer";
+				CURRENT_PROJECT_VERSION = 2.9.1;
 				DEVELOPMENT_TEAM = A367N9R36B;
 				INFOPLIST_FILE = ESPullToRefreshExample/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
+				MARKETING_VERSION = 2.9.1;
 				PRODUCT_BUNDLE_IDENTIFIER = com.eggswift.ESPullToRefreshExample11;
 				PRODUCT_NAME = Example;
 				SWIFT_VERSION = 5.0;
diff --git a/ESPullToRefreshExample/ESPullToRefreshExample.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/ESPullToRefreshExample/ESPullToRefreshExample.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
new file mode 100644
index 0000000..18d9810
--- /dev/null
+++ b/ESPullToRefreshExample/ESPullToRefreshExample.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>
diff --git a/ESPullToRefreshExample/ESPullToRefreshExample/Info.plist b/ESPullToRefreshExample/ESPullToRefreshExample/Info.plist
index 1ff9766..20352be 100644
--- a/ESPullToRefreshExample/ESPullToRefreshExample/Info.plist
+++ b/ESPullToRefreshExample/ESPullToRefreshExample/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>2.9</string>
+	<string>$(MARKETING_VERSION)</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
diff --git a/Sources/Animator/ESRefreshFooterAnimator.swift b/Sources/Animator/ESRefreshFooterAnimator.swift
index 59e1a33..fe05d8c 100644
--- a/Sources/Animator/ESRefreshFooterAnimator.swift
+++ b/Sources/Animator/ESRefreshFooterAnimator.swift
@@ -47,7 +47,7 @@ open class ESRefreshFooterAnimator: UIView, ESRefreshProtocol, ESRefreshAnimator
     }()
     
     fileprivate let indicatorView: UIActivityIndicatorView = {
-        let indicatorView = UIActivityIndicatorView.init(activityIndicatorStyle: .gray)
+        let indicatorView = UIActivityIndicatorView.init(style: .gray)
         indicatorView.isHidden = true
         return indicatorView
     }()
diff --git a/Sources/Animator/ESRefreshHeaderAnimator.swift b/Sources/Animator/ESRefreshHeaderAnimator.swift
index 6e95d19..b939cd4 100644
--- a/Sources/Animator/ESRefreshHeaderAnimator.swift
+++ b/Sources/Animator/ESRefreshHeaderAnimator.swift
@@ -66,7 +66,7 @@ open class ESRefreshHeaderAnimator: UIView, ESRefreshProtocol, ESRefreshAnimator
     }()
     
     fileprivate let indicatorView: UIActivityIndicatorView = {
-        let indicatorView = UIActivityIndicatorView.init(activityIndicatorStyle: .gray)
+        let indicatorView = UIActivityIndicatorView.init(style: .gray)
         indicatorView.isHidden = true
         return indicatorView
     }()