diff --git a/include/grpcpp/security/server_credentials.h b/include/grpcpp/security/server_credentials.h
index d8de6b658b4..e6d4daab422 100644
--- a/include/grpcpp/security/server_credentials.h
+++ b/include/grpcpp/security/server_credentials.h
@@ -81,7 +81,7 @@ std::shared_ptr<ServerCredentials> LocalServerCredentials(
 
 /// Builds TLS ServerCredentials given TLS options.
 std::shared_ptr<ServerCredentials> TlsServerCredentials(
-    const TlsCredentialsOptions& options);
+    const ::grpc_impl::experimental::TlsCredentialsOptions& options);
 
 }  // namespace experimental
 }  // namespace grpc
diff --git a/src/cpp/server/secure_server_credentials.cc b/src/cpp/server/secure_server_credentials.cc
index 6ca31ee0843..b4ba7153435 100644
--- a/src/cpp/server/secure_server_credentials.cc
+++ b/src/cpp/server/secure_server_credentials.cc
@@ -145,7 +145,7 @@ std::shared_ptr<ServerCredentials> LocalServerCredentials(
 }
 
 std::shared_ptr<ServerCredentials> TlsServerCredentials(
-    const TlsCredentialsOptions& options) {
+    const grpc_impl::experimental::TlsCredentialsOptions& options) {
   grpc::GrpcLibraryCodegen init;
   return std::shared_ptr<ServerCredentials>(new SecureServerCredentials(
       grpc_tls_server_credentials_create(options.c_credentials_options())));