diff --git a/src/main/java/com/eactive/eai/adapter/controller/DJErpApiAdapterController.java b/src/main/java/com/eactive/eai/adapter/controller/DJErpApiAdapterController.java
index 06b5502..d575301 100644
--- a/src/main/java/com/eactive/eai/adapter/controller/DJErpApiAdapterController.java
+++ b/src/main/java/com/eactive/eai/adapter/controller/DJErpApiAdapterController.java
@@ -294,7 +294,7 @@ public class DJErpApiAdapterController implements HttpAdapterServiceKey {
 
 			// /api/v1/public
 			apiUri = StringUtils.substringBeforeLast(apiUri, "/");
-			if (apiUri.length() < 4) { // /api
+			if (apiUri.length() < 3) { // /api
 				return null;
 			}
 		}