diff --git a/src/main/java/com/tencentcloudapi/common/AbstractClient.java b/src/main/java/com/tencentcloudapi/common/AbstractClient.java
index f39fdc3cd2..b6b0ad8678 100644
--- a/src/main/java/com/tencentcloudapi/common/AbstractClient.java
+++ b/src/main/java/com/tencentcloudapi/common/AbstractClient.java
@@ -670,7 +670,7 @@ private Response doRequestWithTC3(String endpoint, AbstractModel request, String
         String apigwEndpoint = this.profile.getHttpProfile().getApigwEndpoint();
         if (null != apigwEndpoint) {
             url = protocol + apigwEndpoint;
-            hb.set("Host", apigwEndpoint);
+            hb.set("Host", apigwEndpoint.contains("/") ? apigwEndpoint.substring(0, apigwEndpoint.indexOf('/')) : apigwEndpoint);
         }
         Headers headers = hb.build();
         if (httpRequestMethod.equals(HttpProfile.REQ_GET)) {