diff --git a/gRPC-Core.podspec b/gRPC-Core.podspec
index 7c2877f6edc..6c664a8e722 100644
--- a/gRPC-Core.podspec
+++ b/gRPC-Core.podspec
@@ -32,6 +32,7 @@ Pod::Spec.new do |s|
   s.source = {
     :git => 'https://github.com/grpc/grpc.git',
     :tag => "v#{version}",
+    :submodules => true,
   }
 
   # gRPC podspecs depend on fix for https://github.com/CocoaPods/CocoaPods/issues/6024,
@@ -184,10 +185,9 @@ Pod::Spec.new do |s|
     ss.header_mappings_dir = '.'
     ss.libraries = 'z'
     ss.dependency "#{s.name}/Interface", version
-    ss.dependency 'BoringSSL-GRPC', '0.0.3'
+    ss.dependency 'BoringSSL-GRPC', '0.0.4'
     ss.compiler_flags = '-DGRPC_SHADOW_BORINGSSL_SYMBOLS'
 
-    # To save you from scrolling, this is the last part of the podspec.
     ss.source_files = 'src/core/lib/gpr/alloc.h',
                       'src/core/lib/gpr/arena.h',
                       'src/core/lib/gpr/env.h',
diff --git a/gRPC.podspec b/gRPC.podspec
index 1b36c5ed2ea..e104f2f513c 100644
--- a/gRPC.podspec
+++ b/gRPC.podspec
@@ -32,11 +32,6 @@ Pod::Spec.new do |s|
     :tag => "v#{version}",
   }
 
-  s.ios.deployment_target = '7.0'
-  s.osx.deployment_target = '10.9'
-  s.tvos.deployment_target = '10.0'
-  s.watchos.deployment_target = '4.0'
-
   name = 'GRPCClient'
   s.module_name = name
   s.header_dir = name
@@ -49,25 +44,35 @@ Pod::Spec.new do |s|
     'CLANG_WARN_STRICT_PROTOTYPES' => 'NO',
   }
 
+  s.ios.deployment_target = '7.0'
+  s.osx.deployment_target = '10.9'
+  s.tvos.deployment_target = '10.0'
+  s.watchos.deployment_target = '4.0'
+
   s.subspec 'Interface-Legacy' do |ss|
     ss.header_mappings_dir = 'src/objective-c/GRPCClient'
 
-    ss.public_header_files = "GRPCClient/GRPCCall+ChannelArg.h",
-                             "GRPCClient/GRPCCall+ChannelCredentials.h",
-                             "GRPCClient/GRPCCall+Cronet.h",
-                             "GRPCClient/GRPCCall+OAuth2.h",
-                             "GRPCClient/GRPCCall+Tests.h",
+    ss.public_header_files = "src/objective-c/GRPCClient/GRPCCall+ChannelArg.h",
+                             "src/objective-c/GRPCClient/GRPCCall+ChannelCredentials.h",
+                             "src/objective-c/GRPCClient/GRPCCall+Cronet.h",
+                             "src/objective-c/GRPCClient/GRPCCall+OAuth2.h",
+                             "src/objective-c/GRPCClient/GRPCCall+Tests.h",
                              "src/objective-c/GRPCClient/GRPCCallLegacy.h",
                              "src/objective-c/GRPCClient/GRPCTypes.h"
 
-    ss.source_files = "GRPCClient/GRPCCall+ChannelArg.h",
-                      "GRPCClient/GRPCCall+ChannelCredentials.h",
-                      "GRPCClient/GRPCCall+Cronet.h",
-                      "GRPCClient/GRPCCall+OAuth2.h",
-                      "GRPCClient/GRPCCall+Tests.h",
+    ss.source_files = "src/objective-c/GRPCClient/GRPCCall+ChannelArg.h",
+                      "src/objective-c/GRPCClient/GRPCCall+ChannelCredentials.h",
+                      "src/objective-c/GRPCClient/GRPCCall+Cronet.h",
+                      "src/objective-c/GRPCClient/GRPCCall+OAuth2.h",
+                      "src/objective-c/GRPCClient/GRPCCall+Tests.h",
                       "src/objective-c/GRPCClient/GRPCCallLegacy.h",
                       "src/objective-c/GRPCClient/GRPCTypes.h"
     ss.dependency "gRPC-RxLibrary/Interface", version
+
+    ss.ios.deployment_target = '7.0'
+    ss.osx.deployment_target = '10.9'
+    ss.tvos.deployment_target = '10.0'
+    ss.watchos.deployment_target = '4.0'
   end
 
   s.subspec 'Interface' do |ss|
@@ -98,6 +103,11 @@ Pod::Spec.new do |s|
                       'src/objective-c/GRPCClient/version.h'
 
     ss.dependency "#{s.name}/Interface-Legacy", version
+
+    ss.ios.deployment_target = '7.0'
+    ss.osx.deployment_target = '10.9'
+    ss.tvos.deployment_target = '10.0'
+    ss.watchos.deployment_target = '4.0'
   end
 
   s.subspec 'GRPCCore' do |ss|
@@ -131,6 +141,11 @@ Pod::Spec.new do |s|
     ss.dependency "#{s.name}/Interface", version
     ss.dependency 'gRPC-Core', version
     ss.dependency 'gRPC-RxLibrary', version
+
+    ss.ios.deployment_target = '7.0'
+    ss.osx.deployment_target = '10.9'
+    ss.tvos.deployment_target = '10.0'
+    ss.watchos.deployment_target = '4.0'
   end
 
   s.subspec 'GRPCCoreCronet' do |ss|
@@ -142,10 +157,17 @@ Pod::Spec.new do |s|
     ss.dependency "#{s.name}/GRPCCore", version
     ss.dependency 'gRPC-Core/Cronet-Implementation', version
     ss.dependency 'CronetFramework'
+
+    ss.ios.deployment_target = '8.0'
   end
 
   # CFStream is now default. Leaving this subspec only for compatibility purpose.
   s.subspec 'CFStream' do |ss|
     ss.dependency "#{s.name}/GRPCCore", version
+
+    ss.ios.deployment_target = '7.0'
+    ss.osx.deployment_target = '10.9'
+    ss.tvos.deployment_target = '10.0'
+    ss.watchos.deployment_target = '4.0'
   end
 end
diff --git a/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec b/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec
index 30a07f1647d..d38d8ca91ef 100644
--- a/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec
+++ b/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec
@@ -102,7 +102,7 @@ Pod::Spec.new do |s|
   s.preserve_paths = plugin
 
   # Restrict the protoc version to the one supported by this plugin.
-  s.dependency '!ProtoCompiler', '3.8.0'
+  s.dependency '!ProtoCompiler', '3.8.1'
   # For the Protobuf dependency not to complain:
   s.ios.deployment_target = '7.0'
   s.osx.deployment_target = '10.9'
@@ -116,6 +116,8 @@ Pod::Spec.new do |s|
   # present in this pod's directory. We use that knowledge to check for the existence of the file
   # and, if absent, compile the plugin from the local sources.
   s.prepare_command = <<-CMD
-    #{bazel} build //src/compiler:grpc_objective_c_plugin
+    if [ ! -f #{plugin} ]; then
+      #{bazel} build //src/compiler:grpc_objective_c_plugin
+    fi
   CMD
 end
diff --git a/src/objective-c/!ProtoCompiler.podspec b/src/objective-c/!ProtoCompiler.podspec
index 9d036ac0b5b..3d872c8c9cf 100644
--- a/src/objective-c/!ProtoCompiler.podspec
+++ b/src/objective-c/!ProtoCompiler.podspec
@@ -36,7 +36,7 @@ Pod::Spec.new do |s|
   # exclamation mark ensures that other "regular" pods will be able to find it as it'll be installed
   # before them.
   s.name     = '!ProtoCompiler'
-  v = '3.8.0'
+  v = '3.8.1'
   s.version  = v
   s.summary  = 'The Protobuf Compiler (protoc) generates Objective-C files from .proto files'
   s.description = <<-DESC
@@ -99,7 +99,10 @@ Pod::Spec.new do |s|
   repo = 'google/protobuf'
   file = "protoc-#{v}-osx-x86_64.zip"
   s.source = {
-    :http => "https://github.com/#{repo}/releases/download/v#{v}/#{file}",
+    # TODO (mxyan): Restore the next line upon next minor version update
+    # :http => "https://github.com/#{repo}/releases/download/v#{v}/#{file}",
+    :http => "https://github.com/#{repo}/releases/download/v3.8.0/protoc-3.8.0-osx-x86_64.zip",
+
     # TODO(jcanizales): Add sha1 or sha256
     # :sha1 => '??',
   }
@@ -123,6 +126,11 @@ Pod::Spec.new do |s|
   bazel = "#{repo_root}/tools/bazel"
   
   s.prepare_command = <<-CMD
-    #{bazel} build @com_google_protobuf//:protoc
+    if [ ! -f bin/protoc ]; then
+      #{bazel} build @com_google_protobuf//:protoc
+    else
+      mv bin/protoc .
+      mv include/google .
+    fi
   CMD
 end
diff --git a/src/objective-c/BoringSSL-GRPC.podspec b/src/objective-c/BoringSSL-GRPC.podspec
index f0d9750d6d1..78cd20f3958 100644
--- a/src/objective-c/BoringSSL-GRPC.podspec
+++ b/src/objective-c/BoringSSL-GRPC.podspec
@@ -39,7 +39,7 @@
 
 Pod::Spec.new do |s|
   s.name     = 'BoringSSL-GRPC'
-  version = '0.0.3'
+  version = '0.0.4'
   s.version  = version
   s.summary  = 'BoringSSL is a fork of OpenSSL that is designed to meet Google\'s needs.'
   # Adapted from the homepage:
diff --git a/templates/gRPC-Core.podspec.template b/templates/gRPC-Core.podspec.template
index 9b77723a854..36b08794b81 100644
--- a/templates/gRPC-Core.podspec.template
+++ b/templates/gRPC-Core.podspec.template
@@ -85,6 +85,7 @@
     s.source = {
       :git => 'https://github.com/grpc/grpc.git',
       :tag => "v#{version}",
+      :submodules => true,
     }
 
     # gRPC podspecs depend on fix for https://github.com/CocoaPods/CocoaPods/issues/6024,
@@ -171,10 +172,9 @@
       ss.header_mappings_dir = '.'
       ss.libraries = 'z'
       ss.dependency "#{s.name}/Interface", version
-      ss.dependency 'BoringSSL-GRPC', '0.0.3'
+      ss.dependency 'BoringSSL-GRPC', '0.0.4'
       ss.compiler_flags = '-DGRPC_SHADOW_BORINGSSL_SYMBOLS'
 
-      # To save you from scrolling, this is the last part of the podspec.
       ss.source_files = ${ruby_multiline_list(grpc_private_files(libs), 22)}
 
       ss.private_header_files = ${ruby_multiline_list(grpc_private_headers(libs), 30)}
diff --git a/templates/gRPC.podspec.template b/templates/gRPC.podspec.template
index e705edc1748..e8afdb14062 100644
--- a/templates/gRPC.podspec.template
+++ b/templates/gRPC.podspec.template
@@ -34,11 +34,6 @@
       :tag => "v#{version}",
     }
 
-    s.ios.deployment_target = '7.0'
-    s.osx.deployment_target = '10.9'
-    s.tvos.deployment_target = '10.0'
-    s.watchos.deployment_target = '4.0'
-
     name = 'GRPCClient'
     s.module_name = name
     s.header_dir = name
@@ -51,25 +46,35 @@
       'CLANG_WARN_STRICT_PROTOTYPES' => 'NO',
     }
 
+    s.ios.deployment_target = '7.0'
+    s.osx.deployment_target = '10.9'
+    s.tvos.deployment_target = '10.0'
+    s.watchos.deployment_target = '4.0'
+
     s.subspec 'Interface-Legacy' do |ss|
       ss.header_mappings_dir = 'src/objective-c/GRPCClient'
 
-      ss.public_header_files = "GRPCClient/GRPCCall+ChannelArg.h",
-                               "GRPCClient/GRPCCall+ChannelCredentials.h",
-                               "GRPCClient/GRPCCall+Cronet.h",
-                               "GRPCClient/GRPCCall+OAuth2.h",
-                               "GRPCClient/GRPCCall+Tests.h",
+      ss.public_header_files = "src/objective-c/GRPCClient/GRPCCall+ChannelArg.h",
+                               "src/objective-c/GRPCClient/GRPCCall+ChannelCredentials.h",
+                               "src/objective-c/GRPCClient/GRPCCall+Cronet.h",
+                               "src/objective-c/GRPCClient/GRPCCall+OAuth2.h",
+                               "src/objective-c/GRPCClient/GRPCCall+Tests.h",
                                "src/objective-c/GRPCClient/GRPCCallLegacy.h",
                                "src/objective-c/GRPCClient/GRPCTypes.h"
 
-      ss.source_files = "GRPCClient/GRPCCall+ChannelArg.h",
-                        "GRPCClient/GRPCCall+ChannelCredentials.h",
-                        "GRPCClient/GRPCCall+Cronet.h",
-                        "GRPCClient/GRPCCall+OAuth2.h",
-                        "GRPCClient/GRPCCall+Tests.h",
+      ss.source_files = "src/objective-c/GRPCClient/GRPCCall+ChannelArg.h",
+                        "src/objective-c/GRPCClient/GRPCCall+ChannelCredentials.h",
+                        "src/objective-c/GRPCClient/GRPCCall+Cronet.h",
+                        "src/objective-c/GRPCClient/GRPCCall+OAuth2.h",
+                        "src/objective-c/GRPCClient/GRPCCall+Tests.h",
                         "src/objective-c/GRPCClient/GRPCCallLegacy.h",
                         "src/objective-c/GRPCClient/GRPCTypes.h"
       ss.dependency "gRPC-RxLibrary/Interface", version
+
+      ss.ios.deployment_target = '7.0'
+      ss.osx.deployment_target = '10.9'
+      ss.tvos.deployment_target = '10.0'
+      ss.watchos.deployment_target = '4.0'
     end
 
     s.subspec 'Interface' do |ss|
@@ -100,6 +105,11 @@
                         'src/objective-c/GRPCClient/version.h'
 
       ss.dependency "#{s.name}/Interface-Legacy", version
+
+      ss.ios.deployment_target = '7.0'
+      ss.osx.deployment_target = '10.9'
+      ss.tvos.deployment_target = '10.0'
+      ss.watchos.deployment_target = '4.0'
     end
 
     s.subspec 'GRPCCore' do |ss|
@@ -133,6 +143,11 @@
       ss.dependency "#{s.name}/Interface", version
       ss.dependency 'gRPC-Core', version
       ss.dependency 'gRPC-RxLibrary', version
+
+      ss.ios.deployment_target = '7.0'
+      ss.osx.deployment_target = '10.9'
+      ss.tvos.deployment_target = '10.0'
+      ss.watchos.deployment_target = '4.0'
     end
 
     s.subspec 'GRPCCoreCronet' do |ss|
@@ -144,10 +159,17 @@
       ss.dependency "#{s.name}/GRPCCore", version
       ss.dependency 'gRPC-Core/Cronet-Implementation', version
       ss.dependency 'CronetFramework'
+
+      ss.ios.deployment_target = '8.0'
     end
 
     # CFStream is now default. Leaving this subspec only for compatibility purpose.
     s.subspec 'CFStream' do |ss|
       ss.dependency "#{s.name}/GRPCCore", version
+
+      ss.ios.deployment_target = '7.0'
+      ss.osx.deployment_target = '10.9'
+      ss.tvos.deployment_target = '10.0'
+      ss.watchos.deployment_target = '4.0'
     end
   end
diff --git a/templates/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec.template b/templates/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec.template
index 6286e3369e2..9dddfa9f06b 100644
--- a/templates/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec.template
+++ b/templates/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec.template
@@ -104,7 +104,7 @@
     s.preserve_paths = plugin
 
     # Restrict the protoc version to the one supported by this plugin.
-    s.dependency '!ProtoCompiler', '3.8.0'
+    s.dependency '!ProtoCompiler', '3.8.1'
     # For the Protobuf dependency not to complain:
     s.ios.deployment_target = '7.0'
     s.osx.deployment_target = '10.9'
@@ -118,6 +118,8 @@
     # present in this pod's directory. We use that knowledge to check for the existence of the file
     # and, if absent, compile the plugin from the local sources.
     s.prepare_command = <<-CMD
-      #{bazel} build //src/compiler:grpc_objective_c_plugin
+      if [ ! -f #{plugin} ]; then
+        #{bazel} build //src/compiler:grpc_objective_c_plugin
+      fi
     CMD
   end
diff --git a/templates/src/objective-c/BoringSSL-GRPC.podspec.template b/templates/src/objective-c/BoringSSL-GRPC.podspec.template
index 3d2736e3307..462283286b6 100644
--- a/templates/src/objective-c/BoringSSL-GRPC.podspec.template
+++ b/templates/src/objective-c/BoringSSL-GRPC.podspec.template
@@ -44,7 +44,7 @@
 
   Pod::Spec.new do |s|
     s.name     = 'BoringSSL-GRPC'
-    version = '0.0.3'
+    version = '0.0.4'
     s.version  = version
     s.summary  = 'BoringSSL is a fork of OpenSSL that is designed to meet Google\'s needs.'
     # Adapted from the homepage: