diff --git a/test/maat_json.json b/test/maat_json.json
index 59423b3..036947a 100644
--- a/test/maat_json.json
+++ b/test/maat_json.json
@@ -2106,7 +2106,59 @@
 							"not_flag":1                   
 						}           
 					]
-				}
+				},
+        {
+            "compile_id": 186,
+            "service": 1,
+            "action": 1,
+            "do_blacklist": 1,
+            "do_log": 1,
+            "user_region": "NOTLogic.ScanHitAtLast",
+            "is_valid": "yes",
+            "groups": [
+                {
+                    "not_flag":1,
+                    "regions": [
+                        {
+                            "table_name": "HTTP_URL",
+                            "table_type": "string",
+                            "table_content": {
+                                "keywords": "must-not-contained-string-of-rule-186",
+                                "expr_type": "none",
+                                "match_method": "sub",
+                                "format": "uncase plain"
+                            }
+                        }
+                    ]
+                },
+                {
+                    "regions": [
+                        {
+                            "table_type": "ip_plus",
+                            "table_name": "IP_PLUS_CONFIG",
+                            "table_content": {
+                                "addr_type": "ipv4",
+                                "saddr_format": "CIDR",
+                                "src_ip1": "10.0.8.18",
+                                "src_ip2": "10.0.8.18",
+                                "sport_format": "range",
+                                "src_port1": "18611",
+                                "src_port2": "18611",
+                                "daddr_format": "range",
+                                "dst_ip1": "10.0.8.20",
+                                "dst_ip2": "10.0.8.20",
+                                "dport_format": "range",
+                                "dst_port1": "80",
+                                "dst_port2": "80",
+                                "protocol": 6,
+                                "direction": "single"
+                            }
+                        }                  
+                    ],
+                    "not_flag" : 0
+                }
+            ]
+        }
     ],
     "plugin_table": [
         {
diff --git a/test/test_maatframe.cpp b/test/test_maatframe.cpp
index a1f9dbe..da3449d 100644
--- a/test/test_maatframe.cpp
+++ b/test/test_maatframe.cpp
@@ -762,8 +762,7 @@ TEST(IPScan, IPv6_mask)
 	table_id=Maat_table_register(g_feather,table_name);
 	EXPECT_GT(table_id, 0);
 
-	//for improving performance.
-	Maat_set_scan_status(g_feather, &mid, MAAT_SET_SCAN_LAST_REGION,NULL, 0);
+	Maat_set_scan_status(g_feather, &mid, MAAT_SET_SCAN_LAST_REGION, NULL, 0);
 	ret=Maat_scan_proto_addr(g_feather,table_id,&ipv6_addr,6,result,4, &mid,0);
 	EXPECT_EQ(ret, -2);
 	Maat_clean_status(&mid);
@@ -1111,9 +1110,48 @@ TEST(NOTLogic, ScanIrrelavantAtLast)
 					result,found_pos, 4, &mid, 0);
 	
 	EXPECT_EQ(ret, 1);
+	EXPECT_EQ(result[0].config_id, 144);
 	Maat_clean_status(&mid);
 
 }
+TEST(NOTLogic, ScanHitAtLast)
+{
+	const char* string_should_not_hit="This string should not hit.";
+	int ret=0;
+	int table_id=0;
+	struct Maat_rule_t result[4];
+	int found_pos[4];
+	const char* not_hit_table_name="HTTP_URL", *hit_table_name="IP_PLUS_CONFIG";
+	scan_status_t mid=NULL;
+	table_id=Maat_table_register(g_feather, not_hit_table_name);
+	ASSERT_GT(table_id, 0);
+	
+	ret=Maat_full_scan_string(g_feather, table_id, CHARSET_GBK, string_should_not_hit, strlen(string_should_not_hit), 
+						result, found_pos, 4, &mid, 0);						
+	EXPECT_GE(ret, 0);
+	
+	struct ipaddr ipv4_addr;
+	struct stream_tuple4_v4 v4_addr;
+	ipv4_addr.addrtype=ADDR_TYPE_IPV4;
+	inet_pton(AF_INET,"10.0.8.18",&(v4_addr.saddr));
+	v4_addr.source=htons(18611);
+	inet_pton(AF_INET,"10.0.8.20",&(v4_addr.daddr));
+	v4_addr.dest=htons(80);
+	ipv4_addr.v4=&v4_addr;
+
+	table_id=Maat_table_register(g_feather, hit_table_name);
+	ASSERT_GT(table_id, 0);
+	
+	Maat_set_scan_status(g_feather, &mid, MAAT_SET_SCAN_LAST_REGION, NULL, 0);	
+	ret=Maat_scan_proto_addr(g_feather, table_id, &ipv4_addr, 6, result, 4, &mid,0);
+	
+	
+	EXPECT_EQ(ret, 1);
+	EXPECT_EQ(result[0].config_id, 186);
+	Maat_clean_status(&mid);
+
+}
+
 TEST(NOTLogic, ScanNotIP)
 {
 	const char* string_should_hit="This string ONLY contains must-contained-string-of-rule-145.";