diff --git a/extensions/reflection/proto_server_reflection.cc b/extensions/reflection/proto_server_reflection.cc
index fe4564ab723..e41c67cdbcf 100644
--- a/extensions/reflection/proto_server_reflection.cc
+++ b/extensions/reflection/proto_server_reflection.cc
@@ -37,21 +37,12 @@
 #include <unordered_set>
 #include <vector>
 
-#include <google/protobuf/descriptor.h>
-#include <google/protobuf/descriptor.pb.h>
 #include <grpc++/grpc++.h>
 
 #include "reflection/proto_server_reflection.h"
 
 using grpc::Status;
 using grpc::StatusCode;
-using google::protobuf::MethodDescriptor;
-using google::protobuf::ServiceDescriptor;
-using google::protobuf::Descriptor;
-using google::protobuf::FileDescriptor;
-using google::protobuf::FieldDescriptor;
-using google::protobuf::DescriptorPool;
-using google::protobuf::FileDescriptorProto;
 using grpc::reflection::v1alpha::ServerReflectionRequest;
 using grpc::reflection::v1alpha::ExtensionRequest;
 using grpc::reflection::v1alpha::ServerReflectionResponse;
@@ -64,7 +55,7 @@ using grpc::reflection::v1alpha::FileDescriptorResponse;
 namespace grpc {
 
 ProtoServerReflection::ProtoServerReflection()
-    : descriptor_pool_(DescriptorPool::generated_pool()) {}
+    : descriptor_pool_(protobuf::DescriptorPool::generated_pool()) {}
 
 void ProtoServerReflection::SetServiceList(
     const std::vector<grpc::string>* services) {
@@ -143,7 +134,7 @@ Status ProtoServerReflection::GetFileByName(
     return Status::CANCELLED;
   }
 
-  const FileDescriptor* file_desc = descriptor_pool_->FindFileByName(filename);
+  const protobuf::FileDescriptor* file_desc = descriptor_pool_->FindFileByName(filename);
   if (file_desc == nullptr) {
     return Status(StatusCode::NOT_FOUND, "File not found.");
   }
@@ -159,7 +150,7 @@ Status ProtoServerReflection::GetFileContainingSymbol(
     return Status::CANCELLED;
   }
 
-  const FileDescriptor* file_desc =
+  const protobuf::FileDescriptor* file_desc =
       descriptor_pool_->FindFileContainingSymbol(symbol);
   if (file_desc == nullptr) {
     return Status(StatusCode::NOT_FOUND, "Symbol not found.");
@@ -176,13 +167,13 @@ Status ProtoServerReflection::GetFileContainingExtension(
     return Status::CANCELLED;
   }
 
-  const Descriptor* desc =
+  const protobuf::Descriptor* desc =
       descriptor_pool_->FindMessageTypeByName(request->containing_type());
   if (desc == nullptr) {
     return Status(StatusCode::NOT_FOUND, "Type not found.");
   }
 
-  const FieldDescriptor* field_desc = descriptor_pool_->FindExtensionByNumber(
+  const protobuf::FieldDescriptor* field_desc = descriptor_pool_->FindExtensionByNumber(
       desc, request->extension_number());
   if (field_desc == nullptr) {
     return Status(StatusCode::NOT_FOUND, "Extension not found.");
@@ -199,12 +190,12 @@ Status ProtoServerReflection::GetAllExtensionNumbers(
     return Status::CANCELLED;
   }
 
-  const Descriptor* desc = descriptor_pool_->FindMessageTypeByName(type);
+  const protobuf::Descriptor* desc = descriptor_pool_->FindMessageTypeByName(type);
   if (desc == nullptr) {
     return Status(StatusCode::NOT_FOUND, "Type not found.");
   }
 
-  std::vector<const FieldDescriptor*> extensions;
+  std::vector<const protobuf::FieldDescriptor*> extensions;
   descriptor_pool_->FindAllExtensions(desc, &extensions);
   for (auto extension : extensions) {
     response->add_extension_number(extension->number());
@@ -214,14 +205,14 @@ Status ProtoServerReflection::GetAllExtensionNumbers(
 }
 
 void ProtoServerReflection::FillFileDescriptorResponse(
-    const FileDescriptor* file_desc, ServerReflectionResponse* response,
+    const protobuf::FileDescriptor* file_desc, ServerReflectionResponse* response,
     std::unordered_set<grpc::string>* seen_files) {
   if (seen_files->find(file_desc->name()) != seen_files->end()) {
     return;
   }
   seen_files->insert(file_desc->name());
 
-  FileDescriptorProto file_desc_proto;
+  protobuf::FileDescriptorProto file_desc_proto;
   grpc::string data;
   file_desc->CopyTo(&file_desc_proto);
   file_desc_proto.SerializeToString(&data);
diff --git a/extensions/reflection/proto_server_reflection.h b/extensions/reflection/proto_server_reflection.h
index d288b73d928..f9b98c5fb3a 100644
--- a/extensions/reflection/proto_server_reflection.h
+++ b/extensions/reflection/proto_server_reflection.h
@@ -40,8 +40,6 @@
 #include <unordered_set>
 #include <vector>
 
-#include <google/protobuf/descriptor.h>
-#include <google/protobuf/descriptor.pb.h>
 #include <grpc++/grpc++.h>
 
 #include <grpc++/impl/reflection.grpc.pb.h>
@@ -83,14 +81,14 @@ class ProtoServerReflection GRPC_FINAL
       reflection::v1alpha::ExtensionNumberResponse* response);
 
   void FillFileDescriptorResponse(
-      const google::protobuf::FileDescriptor* file_desc,
+      const protobuf::FileDescriptor* file_desc,
       reflection::v1alpha::ServerReflectionResponse* response,
       std::unordered_set<grpc::string>* seen_files);
 
   void FillErrorResponse(const Status& status,
                          reflection::v1alpha::ErrorResponse* error_response);
 
-  const google::protobuf::DescriptorPool* descriptor_pool_;
+  const protobuf::DescriptorPool* descriptor_pool_;
   const std::vector<string>* services_;
 };
 
diff --git a/include/grpc++/impl/codegen/config_protobuf.h b/include/grpc++/impl/codegen/config_protobuf.h
index f1b6beaca73..4bee1bc4227 100644
--- a/include/grpc++/impl/codegen/config_protobuf.h
+++ b/include/grpc++/impl/codegen/config_protobuf.h
@@ -44,6 +44,19 @@
 #define GRPC_CUSTOM_MESSAGE ::google::protobuf::Message
 #endif
 
+#ifndef GRPC_CUSTOM_DESCRIPTOR
+#include <google/protobuf/descriptor.h>
+#include <google/protobuf/descriptor.pb.h>
+#define GRPC_CUSTOM_DESCRIPTOR ::google::protobuf::Descriptor
+#define GRPC_CUSTOM_DESCRIPTORPOOL ::google::protobuf::DescriptorPool
+#define GPRC_CUSTOM_FIELDDESCRIPTOR ::google::protobuf::FieldDescriptor
+#define GRPC_CUSTOM_FILEDESCRIPTOR ::google::protobuf::FileDescriptor
+#define GRPC_CUSTOM_FILEDESCRIPTORPROTO ::google::protobuf::FileDescriptorProto
+#define GRPC_CUSTOM_METHODDESCRIPTOR ::google::protobuf::MethodDescriptor
+#define GRPC_CUSTOM_SERVICEDESCRIPTOR ::google::protobuf::ServiceDescriptor
+#define GRPC_CUSTOM_SOURCELOCATION ::google::protobuf::SourceLocation
+#endif
+
 #ifndef GRPC_CUSTOM_ZEROCOPYOUTPUTSTREAM
 #include <google/protobuf/io/coded_stream.h>
 #include <google/protobuf/io/zero_copy_stream.h>
@@ -60,6 +73,15 @@ namespace protobuf {
 typedef GRPC_CUSTOM_MESSAGE Message;
 typedef GRPC_CUSTOM_PROTOBUF_INT64 int64;
 
+typedef GRPC_CUSTOM_DESCRIPTOR Descriptor;
+typedef GRPC_CUSTOM_DESCRIPTORPOOL DescriptorPool;
+typedef GPRC_CUSTOM_FIELDDESCRIPTOR FieldDescriptor;
+typedef GRPC_CUSTOM_FILEDESCRIPTOR FileDescriptor;
+typedef GRPC_CUSTOM_FILEDESCRIPTORPROTO FileDescriptorProto;
+typedef GRPC_CUSTOM_METHODDESCRIPTOR MethodDescriptor;
+typedef GRPC_CUSTOM_SERVICEDESCRIPTOR ServiceDescriptor;
+typedef GRPC_CUSTOM_SOURCELOCATION SourceLocation;
+
 namespace io {
 typedef GRPC_CUSTOM_ZEROCOPYOUTPUTSTREAM ZeroCopyOutputStream;
 typedef GRPC_CUSTOM_ZEROCOPYINPUTSTREAM ZeroCopyInputStream;
diff --git a/src/compiler/config.h b/src/compiler/config.h
index d8b95818dbb..631adbc5c1b 100644
--- a/src/compiler/config.h
+++ b/src/compiler/config.h
@@ -37,17 +37,6 @@
 #include <grpc++/support/config.h>
 #include <grpc++/support/config_protobuf.h>
 
-#ifndef GRPC_CUSTOM_DESCRIPTOR
-#include <google/protobuf/descriptor.h>
-#include <google/protobuf/descriptor.pb.h>
-#define GRPC_CUSTOM_DESCRIPTOR ::google::protobuf::Descriptor
-#define GRPC_CUSTOM_FILEDESCRIPTOR ::google::protobuf::FileDescriptor
-#define GRPC_CUSTOM_FILEDESCRIPTORPROTO ::google::protobuf::FileDescriptorProto
-#define GRPC_CUSTOM_METHODDESCRIPTOR ::google::protobuf::MethodDescriptor
-#define GRPC_CUSTOM_SERVICEDESCRIPTOR ::google::protobuf::ServiceDescriptor
-#define GRPC_CUSTOM_SOURCELOCATION ::google::protobuf::SourceLocation
-#endif
-
 #ifndef GRPC_CUSTOM_CODEGENERATOR
 #include <google/protobuf/compiler/code_generator.h>
 #define GRPC_CUSTOM_CODEGENERATOR ::google::protobuf::compiler::CodeGenerator
@@ -77,12 +66,7 @@
 
 namespace grpc {
 namespace protobuf {
-typedef GRPC_CUSTOM_DESCRIPTOR Descriptor;
-typedef GRPC_CUSTOM_FILEDESCRIPTOR FileDescriptor;
-typedef GRPC_CUSTOM_FILEDESCRIPTORPROTO FileDescriptorProto;
-typedef GRPC_CUSTOM_METHODDESCRIPTOR MethodDescriptor;
-typedef GRPC_CUSTOM_SERVICEDESCRIPTOR ServiceDescriptor;
-typedef GRPC_CUSTOM_SOURCELOCATION SourceLocation;
+
 namespace compiler {
 typedef GRPC_CUSTOM_CODEGENERATOR CodeGenerator;
 typedef GRPC_CUSTOM_GENERATORCONTEXT GeneratorContext;