diff --git a/CodableWrapper.podspec b/CodableWrapper.podspec
index bdfbbf9..00d82c1 100644
--- a/CodableWrapper.podspec
+++ b/CodableWrapper.podspec
@@ -20,10 +20,10 @@ Pod::Spec.new do |spec|
   spec.source       = { :git => "https://github.com/winddpan/CodableWrapper.git", :tag => "#{spec.version}" }
   spec.source_files  = "Sources/CodableWrapper/**/*.swift"
 
-  spec.ios.deployment_target = '8.0'
-  spec.osx.deployment_target = '10.9'
-  spec.watchos.deployment_target = '2.0'
-  spec.tvos.deployment_target = '9.0'
+  spec.ios.deployment_target = '11.0'
+  spec.osx.deployment_target = '10.13'
+  spec.watchos.deployment_target = '4.0'
+  spec.tvos.deployment_target = '11.0'
 
   spec.swift_versions = '5.0'
 end
diff --git a/Tests/CodableWrapperTests/BenchmarkTest.swift b/Tests/CodableWrapperTests/BenchmarkTest.swift
index fdb7912..9aeb13f 100644
--- a/Tests/CodableWrapperTests/BenchmarkTest.swift
+++ b/Tests/CodableWrapperTests/BenchmarkTest.swift
@@ -8,6 +8,7 @@
 import CodableWrapper
 import XCTest
 
+@available(tvOS 13.0, *)
 @available(iOS 13.0, *)
 class BenchmarkTest: XCTestCase {
     var testData: Data!