diff --git a/MJExtension.podspec b/MJExtension.podspec
index 630c291..6bf3420 100644
--- a/MJExtension.podspec
+++ b/MJExtension.podspec
@@ -1,10 +1,10 @@
 Pod::Spec.new do |s|
   s.name         = "MJExtension"
-  s.version      = "3.4.1"
-  s.ios.deployment_target = '9.0'
-  s.osx.deployment_target = '10.8'
-  s.tvos.deployment_target = '9.0'
-  s.watchos.deployment_target = '2.0'
+  s.version      = "3.4.2"
+  s.ios.deployment_target = '12.0'
+  s.osx.deployment_target = '10.13'
+  s.tvos.deployment_target = '12.0'
+  s.watchos.deployment_target = '4.0'
   s.summary      = "A fast and convenient conversion between JSON and model"
   s.homepage     = "https://github.com/CoderMJLee/MJExtension"
   s.license      = "MIT"
@@ -12,5 +12,8 @@ Pod::Spec.new do |s|
   s.social_media_url   = "http://weibo.com/exceptions"
   s.source       = { :git => "https://github.com/CoderMJLee/MJExtension.git", :tag => s.version }
   s.source_files  = "MJExtension"
+  s.resource_bundles = {
+      'MJExtension' => ['MJExtension/PrivacyInfo.xcprivacy']
+  }
   s.requires_arc = true
 end
diff --git a/MJExtension.xcodeproj/project.pbxproj b/MJExtension.xcodeproj/project.pbxproj
index 3595bb3..ce4ef10 100644
--- a/MJExtension.xcodeproj/project.pbxproj
+++ b/MJExtension.xcodeproj/project.pbxproj
@@ -18,6 +18,7 @@
 		0107509826E8C5A300AAEA10 /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 0107509726E8C5A300AAEA10 /* Assets.xcassets */; };
 		0107509B26E8C5A300AAEA10 /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 0107509926E8C5A300AAEA10 /* LaunchScreen.storyboard */; };
 		0121B2CE26E9B277008EE973 /* MJCoreDataTestModel.xcdatamodeld in Sources */ = {isa = PBXBuildFile; fileRef = 0107507626E88DD400AAEA10 /* MJCoreDataTestModel.xcdatamodeld */; };
+		012254B52BA1481B007BD496 /* PrivacyInfo.xcprivacy in Resources */ = {isa = PBXBuildFile; fileRef = 012254B42BA1481B007BD496 /* PrivacyInfo.xcprivacy */; };
 		0130EE80233C56D8008D2386 /* MJFrenchUser.m in Sources */ = {isa = PBXBuildFile; fileRef = 0130EE7F233C56D8008D2386 /* MJFrenchUser.m */; };
 		0179886C24EFA460007F7FBC /* MJTester.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0179886B24EFA460007F7FBC /* MJTester.swift */; };
 		0179887024EFA58B007F7FBC /* SwiftModelTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0179886F24EFA58B007F7FBC /* SwiftModelTests.swift */; };
@@ -80,6 +81,7 @@
 		0107509726E8C5A300AAEA10 /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
 		0107509A26E8C5A300AAEA10 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/LaunchScreen.storyboard; sourceTree = "<group>"; };
 		0107509C26E8C5A300AAEA10 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
+		012254B42BA1481B007BD496 /* PrivacyInfo.xcprivacy */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.xml; path = PrivacyInfo.xcprivacy; sourceTree = "<group>"; };
 		0130EE7E233C56D8008D2386 /* MJFrenchUser.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = MJFrenchUser.h; sourceTree = "<group>"; };
 		0130EE7F233C56D8008D2386 /* MJFrenchUser.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = MJFrenchUser.m; sourceTree = "<group>"; };
 		0179886A24EFA460007F7FBC /* MJExtensionTests-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "MJExtensionTests-Bridging-Header.h"; sourceTree = "<group>"; };
@@ -249,6 +251,7 @@
 				2D2DBA0B2317DB32005A689E /* NSString+MJExtension.m */,
 				2D2DB9F62317DA64005A689E /* MJExtension.h */,
 				2D2DB9F72317DA64005A689E /* Info.plist */,
+				012254B42BA1481B007BD496 /* PrivacyInfo.xcprivacy */,
 			);
 			path = MJExtension;
 			sourceTree = "<group>";
@@ -440,6 +443,7 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				012254B52BA1481B007BD496 /* PrivacyInfo.xcprivacy in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
diff --git a/MJExtension/PrivacyInfo.xcprivacy b/MJExtension/PrivacyInfo.xcprivacy
new file mode 100644
index 0000000..0c89028
--- /dev/null
+++ b/MJExtension/PrivacyInfo.xcprivacy
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>NSPrivacyTracking</key>
+	<false/>
+	<key>NSPrivacyTrackingDomains</key>
+	<array/>
+	<key>NSPrivacyAccessedAPITypes</key>
+	<array/>
+	<key>NSPrivacyCollectedDataTypes</key>
+	<array/>
+</dict>
+</plist>
diff --git a/Package.swift b/Package.swift
index 412263a..6b9eeb5 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:5.1
+// swift-tools-version:5.3
 
 import PackageDescription
 
@@ -14,6 +14,7 @@ let package = Package(
             dependencies: [],
             path: "MJExtension",
             exclude: ["Info.plist"],
+            resources: [.copy("PrivacyInfo.xcprivacy")],
             publicHeadersPath: ".",
             cxxSettings: [
                 .headerSearchPath("."),