diff --git a/src/objective-c/GRPCClient/GRPCCallOptions.h b/src/objective-c/GRPCClient/GRPCCallOptions.h
index d01c82856628e14b395700399081584b917eab3c..e4261b5b5f9dec7adbc9b80a3352bc5cddb37129 100644
--- a/src/objective-c/GRPCClient/GRPCCallOptions.h
+++ b/src/objective-c/GRPCClient/GRPCCallOptions.h
@@ -158,6 +158,8 @@ NS_ASSUME_NONNULL_BEGIN
  * identifier defined in \a GRPCTransport or provided by a non-native transport
  * implementation. If the option is left to be NULL, gRPC will use its default
  * transport.
+ *
+ * This is currently an experimental option.
  */
 @property(readonly) GRPCTransportId transport;
 
diff --git a/src/objective-c/GRPCClient/private/GRPCCore/NSError+GRPC.m b/src/objective-c/GRPCClient/private/GRPCCore/NSError+GRPC.m
index a1441221b1532bf53097928336ad58e6cf217704..5b5fc6263c5dea20fc8ba4ebf1d8ff637fcf794e 100644
--- a/src/objective-c/GRPCClient/private/GRPCCore/NSError+GRPC.m
+++ b/src/objective-c/GRPCClient/private/GRPCCore/NSError+GRPC.m
@@ -18,8 +18,8 @@
 
 #import "NSError+GRPC.h"
 
-#include <grpc/grpc.h>
 #import <GRPCClient/GRPCTypes.h>
+#include <grpc/grpc.h>
 
 @implementation NSError (GRPC)
 + (instancetype)grpc_errorFromStatusCode:(grpc_status_code)statusCode