diff --git a/CHANGELOG.md b/CHANGELOG.md
index 549c3b66..ba178a87 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+### 0.6.4
+
+- **Fix**: SpinnerView bug(no animation) in Swift 4.
+
 ## 0.6.3
 - **Fix**: SeparatorCell updates constraints after setting separator insets
 
diff --git a/LeadKit.podspec b/LeadKit.podspec
index ee894d0a..19f7883d 100644
--- a/LeadKit.podspec
+++ b/LeadKit.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name            = "LeadKit"
-  s.version         = "0.6.3"
+  s.version         = "0.6.4"
   s.summary         = "iOS framework with a bunch of tools for rapid development"
   s.homepage        = "https://github.com/TouchInstinct/LeadKit"
   s.license         = "Apache License, Version 2.0"
diff --git a/Sources/Classes/Views/SpinnerView/SpinnerView.swift b/Sources/Classes/Views/SpinnerView/SpinnerView.swift
index f8f0babc..4a7b23e4 100644
--- a/Sources/Classes/Views/SpinnerView/SpinnerView.swift
+++ b/Sources/Classes/Views/SpinnerView/SpinnerView.swift
@@ -82,7 +82,7 @@ public final class SpinnerView: UIView, Animatable, LoadingIndicator {
 
     // MARK: - Animatable
 
-    public func startAnimating() {
+    @objc public func startAnimating() {
         guard !animating else {
             return
         }
@@ -94,7 +94,7 @@ public final class SpinnerView: UIView, Animatable, LoadingIndicator {
         addAnimation()
     }
 
-    public func stopAnimating() {
+    @objc public func stopAnimating() {
         guard animating else {
             return
         }