diff --git a/CGRPCZlib.podspec b/CGRPCZlib.podspec
index c7649e700..eeb136c94 100644
--- a/CGRPCZlib.podspec
+++ b/CGRPCZlib.podspec
@@ -12,6 +12,7 @@ Pod::Spec.new do |s|
     s.ios.deployment_target = '10.0'
     s.osx.deployment_target = '10.12'
     s.tvos.deployment_target = '10.0'
+    s.watchos.deployment_target = '6.0'
     s.source = { :git => "https://github.com/grpc/grpc-swift.git", :tag => s.version }
 
     s.source_files = 'Sources/CGRPCZlib/**/*.{swift,c,h}'
diff --git a/gRPC-Swift-Plugins.podspec b/gRPC-Swift-Plugins.podspec
index 50b2bb25b..115b3e997 100644
--- a/gRPC-Swift-Plugins.podspec
+++ b/gRPC-Swift-Plugins.podspec
@@ -11,6 +11,7 @@ Pod::Spec.new do |s|
     s.ios.deployment_target = '10.0'
     s.osx.deployment_target = '10.12'
     s.tvos.deployment_target = '10.0'
+    s.watchos.deployment_target = '6.0'
     s.source = { :http => "https://github.com/grpc/grpc-swift/releases/download/#{s.version}/protoc-grpc-swift-plugins-#{s.version}.zip"}
 
     s.preserve_paths = '*'