diff --git a/LLaunchScreen.podspec b/LLaunchScreen.podspec
index c77553f..b3b7ab8 100644
--- a/LLaunchScreen.podspec
+++ b/LLaunchScreen.podspec
@@ -5,9 +5,11 @@ Pod::Spec.new do |s|
   s.homepage         = 'https://github.com/internetwei/LLaunchScreen'
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
   s.author           = { 'internetwei' => 'internetwei@foxmail.com' }
-  s.source           = { :git => 'https://github.com/internetwei/LLaunchScreen.git', :tag => s.version.to_s }
+  s.source           = { :git => 'https://github.com/internetwei/LLaunchScreen', :tag => s.version.to_s }
 
   s.ios.deployment_target = '9.0'
 
-  s.source_files = 'LLaunchScreen/*'
+  s.source_files = 'LLaunchScreen/*.swift'
+
+  s.swift_version = '5.0'
 end
diff --git a/LLaunchScreen/LLaunchScreen.swift b/LLaunchScreen/LLaunchScreen.swift
index d31bad3..038567c 100644
--- a/LLaunchScreen/LLaunchScreen.swift
+++ b/LLaunchScreen/LLaunchScreen.swift
@@ -8,7 +8,7 @@
 import UIKit
 
 
-enum LLaunchScreenType: String {
+public enum LLaunchScreenType: String {
     case verticalLight
     case horizontalLight
     
@@ -30,7 +30,7 @@ private var launchImage_restoreAsBefore = false
 private var launchImage_repairException = false
 
 
-class LLaunchScreen: NSObject {
+public class LLaunchScreen: NSObject {
     
     
     // MARK: - Public
diff --git a/_Pods.xcodeproj b/_Pods.xcodeproj
deleted file mode 120000
index 3c5a8e7..0000000
--- a/_Pods.xcodeproj
+++ /dev/null
@@ -1 +0,0 @@
-Example/Pods/Pods.xcodeproj
\ No newline at end of file