diff --git a/.version b/.version
index 808ab16b..f32d20d4 100644
--- a/.version
+++ b/.version
@@ -1 +1 @@
-17.5.2
+17.5.3
diff --git a/LeanCloud.podspec b/LeanCloud.podspec
index 5a63e053..2c6fe6d2 100644
--- a/LeanCloud.podspec
+++ b/LeanCloud.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = 'LeanCloud'
-  s.version      = '17.5.2'
+  s.version      = '17.5.3'
   s.license      = { :type => 'Apache License, Version 2.0', :file => 'LICENSE' }
   s.summary      = 'LeanCloud Swift SDK'
   s.homepage     = 'https://leancloud.cn/'
diff --git a/Sources/Foundation/Version.swift b/Sources/Foundation/Version.swift
index 1d68bdf3..cae4ff4a 100644
--- a/Sources/Foundation/Version.swift
+++ b/Sources/Foundation/Version.swift
@@ -9,5 +9,5 @@
 import Foundation
 
 public struct Version {
-    public static let versionString = "17.5.2"
+    public static let versionString = "17.5.3"
 }