diff --git a/README.md b/README.md
index 11eda06..832341f 100644
--- a/README.md
+++ b/README.md
@@ -536,8 +536,8 @@ This can't be used to the operator-based API such as `p >>>`. (This is a Swift l
 - Platforms
   - iOS 10.0+
   - macOS 10.12+
-  - watchOS 3.0+
-  - tvOS 10.0+
+  - watchOS 5.0+
+  - tvOS 12.0+
 
 ## Development
 
diff --git a/SwiftPrettyPrint.podspec b/SwiftPrettyPrint.podspec
index e8a8480..e96305a 100644
--- a/SwiftPrettyPrint.podspec
+++ b/SwiftPrettyPrint.podspec
@@ -17,8 +17,8 @@ Pod::Spec.new do |spec|
 
   spec.ios.deployment_target     = "10.0"
   spec.osx.deployment_target     = "10.12"
-  spec.watchos.deployment_target = "3.0"
-  spec.tvos.deployment_target    = "10.0"
+  spec.watchos.deployment_target = "5.0"
+  spec.tvos.deployment_target    = "12.0"
 
   spec.source       = { :git => "https://github.com/YusukeHosonuma/SwiftPrettyPrint.git", :tag => "#{spec.version}" }