diff --git a/.swift-version b/.swift-version
new file mode 100644
index 0000000..5186d07
--- /dev/null
+++ b/.swift-version
@@ -0,0 +1 @@
+4.0
diff --git a/FSPagerView.podspec b/FSPagerView.podspec
index df0baa8..89b2a27 100644
--- a/FSPagerView.podspec
+++ b/FSPagerView.podspec
@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
 
   s.name             = "FSPagerView"
-  s.version          = "0.7.0"
+  s.version          = "0.7.1"
   s.summary          = "FSPagerView is an elegant Screen Slide Library for making Banner、Product Show、Welcome/Guide Pages、Screen/ViewController Sliders."
   
   s.homepage         = "https://github.com/WenchaoD/FSPagerView"
diff --git a/FSPagerView/FSPagerView.xcodeproj/project.pbxproj b/FSPagerView/FSPagerView.xcodeproj/project.pbxproj
index 323fc65..efa61f6 100644
--- a/FSPagerView/FSPagerView.xcodeproj/project.pbxproj
+++ b/FSPagerView/FSPagerView.xcodeproj/project.pbxproj
@@ -228,6 +228,7 @@
 				SDKROOT = iphoneos;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -279,6 +280,7 @@
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VALIDATE_PRODUCT = YES;
 				VERSIONING_SYSTEM = "apple-generic";
diff --git a/FSPagerView/FSPagerView/Info.plist b/FSPagerView/FSPagerView/Info.plist
index c39e41f..dcea8ee 100644
--- a/FSPagerView/FSPagerView/Info.plist
+++ b/FSPagerView/FSPagerView/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>0.7.0</string>
+	<string>0.7.1</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>NSPrincipalClass</key>
diff --git a/FSPagerViewExample-Objc/FSPagerViewExample-Objc.xcodeproj/project.pbxproj b/FSPagerViewExample-Objc/FSPagerViewExample-Objc.xcodeproj/project.pbxproj
index 6aa7c4c..a2c5888 100644
--- a/FSPagerViewExample-Objc/FSPagerViewExample-Objc.xcodeproj/project.pbxproj
+++ b/FSPagerViewExample-Objc/FSPagerViewExample-Objc.xcodeproj/project.pbxproj
@@ -459,6 +459,7 @@
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
+				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -507,6 +508,7 @@
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				SWIFT_VERSION = 4.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VALIDATE_PRODUCT = YES;
 			};