diff --git a/src/main/java/com/eactive/eai/adapter/controller/ApiRequestBodyFilter.java b/src/main/java/com/eactive/eai/adapter/controller/ApiRequestBodyFilter.java
index aa7ec3e..fcad778 100644
--- a/src/main/java/com/eactive/eai/adapter/controller/ApiRequestBodyFilter.java
+++ b/src/main/java/com/eactive/eai/adapter/controller/ApiRequestBodyFilter.java
@@ -45,7 +45,7 @@ public class ApiRequestBodyFilter extends OncePerRequestFilter {
             // 3. 예제: ROOTLESS ARRAY 보정
             if (json instanceof JSONArray) {
                 JSONObject wrap = new JSONObject();
-                wrap.put("KJB_ROOTLESS_ARRAY", json);
+                wrap.put("kjbrootlessarray", json);
                 modifiedBody = wrap.toJSONString();
             }
 
diff --git a/src/main/java/com/eactive/eai/adapter/controller/ApiResponseAdvice.java b/src/main/java/com/eactive/eai/adapter/controller/ApiResponseAdvice.java
index 4827f88..6fdf3cb 100644
--- a/src/main/java/com/eactive/eai/adapter/controller/ApiResponseAdvice.java
+++ b/src/main/java/com/eactive/eai/adapter/controller/ApiResponseAdvice.java
@@ -37,8 +37,8 @@ public class ApiResponseAdvice implements ResponseBodyAdvice<Object> {
 		try {
 			Object root = JSONValue.parse(body);
 
-			if (root instanceof JSONObject && ((JSONObject) root).containsKey("KJB_ROOTLESS_ARRAY")) {
-				JSONArray jsonArray = (JSONArray) ((JSONObject) root).get("KJB_ROOTLESS_ARRAY");
+			if (root instanceof JSONObject && ((JSONObject) root).containsKey("kjbrootlessarray")) {
+				JSONArray jsonArray = (JSONArray) ((JSONObject) root).get("kjbrootlessarray");
 				return jsonArray.toJSONString();
 			} else {
 				return body;