diff --git a/protocol/src/main/java/com/zfoo/protocol/generate/GenerateProtocolPath.java b/protocol/src/main/java/com/zfoo/protocol/generate/GenerateProtocolPath.java
index 694e6d71..7e004410 100644
--- a/protocol/src/main/java/com/zfoo/protocol/generate/GenerateProtocolPath.java
+++ b/protocol/src/main/java/com/zfoo/protocol/generate/GenerateProtocolPath.java
@@ -16,9 +16,6 @@ import com.zfoo.protocol.collection.CollectionUtils;
 import com.zfoo.protocol.collection.tree.GeneralTree;
 import com.zfoo.protocol.collection.tree.TreeNode;
 import com.zfoo.protocol.registration.ProtocolRegistration;
-import com.zfoo.protocol.serializer.CodeLanguage;
-import com.zfoo.protocol.serializer.enhance.EnhanceObjectProtocolSerializer;
-import com.zfoo.protocol.util.AssertionUtils;
 import com.zfoo.protocol.util.StringUtils;
 
 import java.util.*;
@@ -63,7 +60,7 @@ public abstract class GenerateProtocolPath {
         return StringUtils.joinWith(StringUtils.SLASH, Arrays.stream(protocolPathSlash(protocolId).split(StringUtils.SLASH)).map(it -> StringUtils.capitalize(it)).toArray());
     }
 
-    public static String getRelativePath(short protocolId, short relativeProtocolId) {
+    public static String relativePath(short protocolId, short relativeProtocolId) {
         // 不是折叠协议的话，protocolPathMap一定是空，这里返回“”，上层会解析为同一个文件下
         if (CollectionUtils.isEmpty(protocolPathMap)) {
             return StringUtils.EMPTY;
diff --git a/protocol/src/main/java/com/zfoo/protocol/serializer/typescript/CodeGenerateTypeScript.java b/protocol/src/main/java/com/zfoo/protocol/serializer/typescript/CodeGenerateTypeScript.java
index ebbbc9b1..eb9e00f7 100644
--- a/protocol/src/main/java/com/zfoo/protocol/serializer/typescript/CodeGenerateTypeScript.java
+++ b/protocol/src/main/java/com/zfoo/protocol/serializer/typescript/CodeGenerateTypeScript.java
@@ -238,7 +238,7 @@ public class CodeGenerateTypeScript implements ICodeGenerate {
         // import other sub protocols
         for (var subProtocolId : subProtocols) {
             var protocolName = EnhanceObjectProtocolSerializer.getProtocolClassSimpleName(subProtocolId);
-            var path = GenerateProtocolPath.getRelativePath(protocolId, subProtocolId);
+            var path = GenerateProtocolPath.relativePath(protocolId, subProtocolId);
             importBuilder.append(StringUtils.format("import {} from '{}/{}';", protocolName, path, protocolName)).append(LS);
         }
         return importBuilder.toString();