diff --git a/.changelog/3019.txt b/.changelog/3019.txt
new file mode 100644
index 0000000000..5e39e45126
--- /dev/null
+++ b/.changelog/3019.txt
@@ -0,0 +1,3 @@
+```release-note:enhancement
+resource/tencentcloud_instance: update unit test
+```
\ No newline at end of file
diff --git a/tencentcloud/services/cvm/resource_tc_instance_test.go b/tencentcloud/services/cvm/resource_tc_instance_test.go
index 29ec585a5e..b0c470ee66 100644
--- a/tencentcloud/services/cvm/resource_tc_instance_test.go
+++ b/tencentcloud/services/cvm/resource_tc_instance_test.go
@@ -103,7 +103,7 @@ func TestAccTencentCloudInstanceResourceBasic(t *testing.T) {
 			{
 				ResourceName:            "tencentcloud_instance.cvm_basic",
 				ImportState:             true,
-				ImportStateVerifyIgnore: []string{"disable_monitor_service", "disable_security_service", "hostname", "password", "force_delete"},
+				ImportStateVerifyIgnore: []string{"disable_monitor_service", "disable_security_service", "disable_automation_service", "hostname", "password", "force_delete"},
 			},
 		},
 	})
@@ -539,6 +539,7 @@ resource "tencentcloud_instance" "foo" {
         delete_with_instance = true
     }
     disable_security_service = true
+    disable_automation_service = true
     
     lifecycle {
         ignore_changes = [instance_type]
@@ -591,6 +592,7 @@ resource "tencentcloud_instance" "foo" {
         data_disk_type = "CLOUD_PREMIUM"
     }
     disable_security_service = true
+    disable_automation_service = true
     
     lifecycle {
         ignore_changes = [instance_type]
@@ -2140,6 +2142,7 @@ resource "tencentcloud_instance" "foo" {
 
   disable_security_service = true
   disable_monitor_service  = true
+  disable_automation_service = true
   lifecycle {
 	ignore_changes = [instance_type]
   }
@@ -2240,6 +2243,7 @@ resource "tencentcloud_instance" "foo" {
 
   disable_security_service = true
   disable_monitor_service  = true
+  disable_automation_service = true
   lifecycle {
 	ignore_changes = [instance_type]
   }