diff --git a/gjson_hack/path.go b/gjson_hack/path.go
index 2a4bc38..57bf1ea 100644
--- a/gjson_hack/path.go
+++ b/gjson_hack/path.go
@@ -151,7 +151,7 @@ func ExpandArrayPath(jsonStr string, pathConfig string, mapConfig string, expend
 		expendArrayResult.PathMap[pathConfig] = mapConfig
 		return nil
 	}
-	mapConfigArr := strings.Split(pathConfig, ArrayIdxTpl)
+	mapConfigArr := strings.Split(mapConfig, ArrayIdxTpl)
 	mapConfigArr[0] = strings.TrimSuffix(mapConfigArr[0], ".")
 	mapSuffixPathTpl := strings.TrimPrefix(strings.Join(mapConfigArr[1:], ArrayIdxTpl), ".")
 
diff --git a/gjson_hack/path_test.go b/gjson_hack/path_test.go
index 8bd5f64..e607098 100644
--- a/gjson_hack/path_test.go
+++ b/gjson_hack/path_test.go
@@ -171,8 +171,8 @@ func TestExpandArrayPath(t *testing.T) {
 		PathMap:  nil,
 	}
 	ExpandArrayPath(jsonStr, "user_list.{{idx}}.{{idx}}.age", "a.{{idx}}.{{idx}}.b", pathExpendRes)
-	ExpandArrayPath(jsonStr, "user_list.{{idx}}.{{idx}}.name", "a.{{idx}}.{{idx}}.c", pathExpendRes)
-	ExpandArrayPath(jsonStr, "user_list.{{idx}}.{{idx}}.sex", "a.{{idx}}.{{idx}}.c", pathExpendRes)
+	ExpandArrayPath(jsonStr, "user_list.{{idx}}.{{idx}}.name", "e.{{idx}}.{{idx}}.c", pathExpendRes)
+	ExpandArrayPath(jsonStr, "user_list.{{idx}}.{{idx}}.sex", "f.{{idx}}.{{idx}}.c", pathExpendRes)
 	res := ""
 	for _, item := range pathExpendRes.PathList {
 		res, _ = sjson.Set(res, pathExpendRes.PathMap[item], gjson.Get(jsonStr, item).Value())