diff --git a/net/ghttp/ghttp_server_service_handler.go b/net/ghttp/ghttp_server_service_handler.go
index e0e97270390..a1d56f2f80e 100644
--- a/net/ghttp/ghttp_server_service_handler.go
+++ b/net/ghttp/ghttp_server_service_handler.go
@@ -211,14 +211,14 @@ func (s *Server) checkAndCreateFuncInfo(f interface{}, pkgPath, structName, meth
 	return
 }
 
+// trimGeneric removes type definitions string from response type name if generic
 func trimGeneric(structName string) string {
 	var (
-		leftBraceIndex  = strings.LastIndex(structName, "[") // for generic, it is faster to start at the end than at the beginning
+		leftBraceIndex  = strings.LastIndex(structName, "[")
 		rightBraceIndex = strings.LastIndex(structName, "]")
 	)
-	if leftBraceIndex == -1 || rightBraceIndex == -1 { // not found '[' or ']'
-		return structName
-	} else if leftBraceIndex+1 == rightBraceIndex { // may be a slice, because generic is '[X]', not '[]'
+	if leftBraceIndex == -1 && rightBraceIndex == -1 {
+		// no generic type usage.
 		return structName
 	}
 	return structName[:leftBraceIndex]
diff --git a/net/ghttp/ghttp_z_unit_feature_router_strict_test.go b/net/ghttp/ghttp_z_unit_feature_router_strict_test.go
index 664e1b49dd4..ac041454b79 100644
--- a/net/ghttp/ghttp_z_unit_feature_router_strict_test.go
+++ b/net/ghttp/ghttp_z_unit_feature_router_strict_test.go
@@ -323,40 +323,17 @@ func Test_Router_Handler_Strict_WithGeneric(t *testing.T) {
 			},
 		}, nil
 	})
-	s.BindHandler("/test1_slice", func(ctx context.Context, req *TestReq) (res []Test1Res, err error) {
-		return []Test1Res{
-			Test1Res{
-				Age: TestGeneric[int]{
-					Test: req.Age,
-				},
-			},
-		}, nil
-	})
 	s.BindHandler("/test2", func(ctx context.Context, req *TestReq) (res *Test2Res, err error) {
 		return &Test2Res{
 			Test: req.Age,
 		}, nil
 	})
-	s.BindHandler("/test2_slice", func(ctx context.Context, req *TestReq) (res []Test2Res, err error) {
-		return []Test2Res{
-			Test2Res{
-				Test: req.Age,
-			},
-		}, nil
-	})
 
 	s.BindHandler("/test3", func(ctx context.Context, req *TestReq) (res *TestGenericRes[int], err error) {
 		return &TestGenericRes[int]{
 			Test: req.Age,
 		}, nil
 	})
-	s.BindHandler("/test3_slice", func(ctx context.Context, req *TestReq) (res []TestGenericRes[int], err error) {
-		return []TestGenericRes[int]{
-			TestGenericRes[int]{
-				Test: req.Age,
-			},
-		}, nil
-	})
 
 	s.SetDumpRouterMap(false)
 	s.Start()
@@ -368,10 +345,7 @@ func Test_Router_Handler_Strict_WithGeneric(t *testing.T) {
 		client.SetPrefix(fmt.Sprintf("http://127.0.0.1:%d", s.GetListenedPort()))
 
 		t.Assert(client.GetContent(ctx, "/test1?age=1"), `{"code":0,"message":"","data":{"Age":{"Test":1}}}`)
-		t.Assert(client.GetContent(ctx, "/test1_slice?age=1"), `{"code":0,"message":"","data":[{"Age":{"Test":1}}]}`)
 		t.Assert(client.GetContent(ctx, "/test2?age=2"), `{"code":0,"message":"","data":{"Test":2}}`)
-		t.Assert(client.GetContent(ctx, "/test2_slice?age=2"), `{"code":0,"message":"","data":[{"Test":2}]}`)
 		t.Assert(client.GetContent(ctx, "/test3?age=3"), `{"code":0,"message":"","data":{"Test":3}}`)
-		t.Assert(client.GetContent(ctx, "/test3_slice?age=3"), `{"code":0,"message":"","data":[{"Test":3}]}`)
 	})
 }