diff --git a/shared/resource/jsons/dic_zyz_gk_activity_sztm.json b/shared/resource/jsons/dic_zyz_gk_activity_sztm.json
index 200ebacd0..6f5486122 100644
--- a/shared/resource/jsons/dic_zyz_gk_activity_sztm.json
+++ b/shared/resource/jsons/dic_zyz_gk_activity_sztm.json
@@ -84,7 +84,7 @@
         "Index": 4,
         "war_id": 50004,
         "dispatchJsonId": 50004,
-        "bg_img": 50004,
+        "bg_img": 50002,
         "mapid": 50004,
         "script_id": "S_50004",
         "fixReward": "42002&10|40009&200|17047&1",
@@ -111,7 +111,7 @@
         "Index": 5,
         "war_id": 50005,
         "dispatchJsonId": 50005,
-        "bg_img": 50004,
+        "bg_img": 50002,
         "mapid": 50004,
         "script_id": "S_50005",
         "fixReward": "42002&10|40009&200|17047&1",
@@ -138,7 +138,7 @@
         "Index": 6,
         "war_id": 50006,
         "dispatchJsonId": 50006,
-        "bg_img": 50004,
+        "bg_img": 50002,
         "mapid": 50004,
         "script_id": "S_50006",
         "fixReward": "17041&1|40003&51",
@@ -165,7 +165,7 @@
         "Index": 7,
         "war_id": 50007,
         "dispatchJsonId": 50007,
-        "bg_img": 50007,
+        "bg_img": 50003,
         "mapid": 50007,
         "script_id": "S_50007",
         "fixReward": "42002&10|40009&200|17047&1",
@@ -192,7 +192,7 @@
         "Index": 8,
         "war_id": 50008,
         "dispatchJsonId": 50008,
-        "bg_img": 50007,
+        "bg_img": 50003,
         "mapid": 50007,
         "script_id": "S_50008",
         "fixReward": "42002&10|40009&200|17047&1",
@@ -219,7 +219,7 @@
         "Index": 9,
         "war_id": 50009,
         "dispatchJsonId": 50009,
-        "bg_img": 50007,
+        "bg_img": 50003,
         "mapid": 50007,
         "script_id": "S_50009",
         "fixReward": "42002&10|40009&200|17047&1",