diff --git a/SHNDStuffs.podspec b/SHNDStuffs.podspec
index 25c5db8..49d6689 100644
--- a/SHNDStuffs.podspec
+++ b/SHNDStuffs.podspec
@@ -20,7 +20,7 @@ Pod::Spec.new do |s|
   s.author           = { 'sahandraeisi1994@gmail.com' => 'sahandraeisi@yahoo.com' }
   s.source           = { :git => 'https://github.com/shndrs/SHNDStuffs.git', :tag => s.version.to_s }
   s.ios.deployment_target = '9.0'
-  s.swift_version = '4.0'
+  s.swift_version = '5.3'
   s.source_files = 'SHNDStuffs/Classes/**/*'
   s.frameworks = 'UIKit'
   
diff --git a/SHNDStuffs/Classes/SHNDButton/SHNDButtonAnimationFactory.swift b/SHNDStuffs/Classes/SHNDButton/SHNDButtonAnimationFactory.swift
index 58a0e55..fb83093 100644
--- a/SHNDStuffs/Classes/SHNDButton/SHNDButtonAnimationFactory.swift
+++ b/SHNDStuffs/Classes/SHNDButton/SHNDButtonAnimationFactory.swift
@@ -33,7 +33,7 @@ public struct AnimationElements {
 extension SHNDButton {
     
     @available(iOS 9.0, *)
-    public func SHNDButtonAnimation(animationElements:AnimationElements) -> Void {
+    public func SHNDButtonAnimation(animationElements: AnimationElements) -> Void {
         switch animationElements.animationMode {
         case .pulsate:
             pulsateAnimation(animationElements: animationElements)
@@ -62,7 +62,7 @@ extension SHNDButton {
         flash.duration = animationElements.duration
         flash.fromValue = 1
         flash.toValue = 0.1
-        flash.timingFunction = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeInEaseOut)
+        flash.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut)
         flash.autoreverses = animationElements.autoreverses
         flash.repeatCount = animationElements.repeatCount
         layer.add(flash, forKey: nil)