diff --git a/src/objective-c/ProtoRPC/ProtoService.h b/src/objective-c/ProtoRPC/ProtoService.h
index 45376a94353..fd8a86bb2b2 100644
--- a/src/objective-c/ProtoRPC/ProtoService.h
+++ b/src/objective-c/ProtoRPC/ProtoService.h
@@ -18,8 +18,8 @@
 
 #import <Foundation/Foundation.h>
 
-#import "ProtoRPC.h"
 #import <GRPCClient/GRPCCallOptions.h>
+#import "ProtoRPC.h"
 
 @protocol GRXWriteable;
 @class GRXWriter;