diff --git a/iOS/Navigator/DoricNavigatorProtocol.h b/iOS/Navigator/DoricNavigatorProtocol.h
new file mode 100644
index 00000000..dd250290
--- /dev/null
+++ b/iOS/Navigator/DoricNavigatorProtocol.h
@@ -0,0 +1,11 @@
+//
+// Created by pengfei.zhou on 2019/11/23.
+//
+
+#import <Foundation/Foundation.h>
+
+@protocol DoricNavigatorProtocol <NSObject>
+- (void)push:(NSString *)scheme alias:(NSString *)alias;
+
+- (void)pop;
+@end
\ No newline at end of file
diff --git a/iOS/Pod/Classes/Engine/DoricJSCoreExecutor.h b/iOS/Pod/Classes/Engine/DoricJSCoreExecutor.h
index 448f8b9e..0718eb3e 100644
--- a/iOS/Pod/Classes/Engine/DoricJSCoreExecutor.h
+++ b/iOS/Pod/Classes/Engine/DoricJSCoreExecutor.h
@@ -21,11 +21,11 @@
 //
 
 #import <Foundation/Foundation.h>
-#import "DoricJSExecutorProtocal.h"
+#import "DoricJSExecutorProtocol.h"
 
 NS_ASSUME_NONNULL_BEGIN
 
-@interface DoricJSCoreExecutor : NSObject <DoricJSExecutorProtocal>
+@interface DoricJSCoreExecutor : NSObject <DoricJSExecutorProtocol>
 
 @end
 
diff --git a/iOS/Pod/Classes/Engine/DoricJSEngine.m b/iOS/Pod/Classes/Engine/DoricJSEngine.m
index d5a9a25e..3559c0cb 100644
--- a/iOS/Pod/Classes/Engine/DoricJSEngine.m
+++ b/iOS/Pod/Classes/Engine/DoricJSEngine.m
@@ -21,7 +21,7 @@
 //
 
 #import "DoricJSEngine.h"
-#import "DoricJSExecutorProtocal.h"
+#import "DoricJSExecutorProtocol.h"
 #import "DoricJSCoreExecutor.h"
 #import "DoricJSRemoteExecutor.h"
 #import "DoricConstant.h"
@@ -29,7 +29,7 @@
 #import "DoricBridgeExtension.h"
 
 @interface DoricJSEngine ()
-@property(nonatomic, strong) id <DoricJSExecutorProtocal> jsExecutor;
+@property(nonatomic, strong) id <DoricJSExecutorProtocol> jsExecutor;
 @property(nonatomic, strong) NSMutableDictionary *timers;
 @property(nonatomic, strong) DoricBridgeExtension *bridgeExtension;
 @end
diff --git a/iOS/Pod/Classes/Engine/DoricJSExecutorProtocal.h b/iOS/Pod/Classes/Engine/DoricJSExecutorProtocol.h
similarity index 95%
rename from iOS/Pod/Classes/Engine/DoricJSExecutorProtocal.h
rename to iOS/Pod/Classes/Engine/DoricJSExecutorProtocol.h
index 514a3a88..41f4bd47 100644
--- a/iOS/Pod/Classes/Engine/DoricJSExecutorProtocal.h
+++ b/iOS/Pod/Classes/Engine/DoricJSExecutorProtocol.h
@@ -25,7 +25,7 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-@protocol DoricJSExecutorProtocal <NSObject>
+@protocol DoricJSExecutorProtocol <NSObject>
 
 - (NSString *)loadJSScript:(NSString *)script source:(NSString *)source;
 
diff --git a/iOS/Pod/Classes/Engine/DoricJSRemoteExecutor.h b/iOS/Pod/Classes/Engine/DoricJSRemoteExecutor.h
index b9145867..65a34727 100644
--- a/iOS/Pod/Classes/Engine/DoricJSRemoteExecutor.h
+++ b/iOS/Pod/Classes/Engine/DoricJSRemoteExecutor.h
@@ -21,11 +21,11 @@
 //
 
 #import <Foundation/Foundation.h>
-#import "DoricJSExecutorProtocal.h"
+#import "DoricJSExecutorProtocol.h"
 
 NS_ASSUME_NONNULL_BEGIN
 
-@interface DoricJSRemoteExecutor : NSObject <DoricJSExecutorProtocal>
+@interface DoricJSRemoteExecutor : NSObject <DoricJSExecutorProtocol>
 
 @property(nonatomic, strong) dispatch_semaphore_t semaphore;