diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/port/ParseHelper.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/port/ParseHelper.kt
index 8674ec1..e9dab14 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/port/ParseHelper.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/port/ParseHelper.kt
@@ -44,7 +44,7 @@ object ParseHelper {
                     LogUtils.v("receive msg, unknown gas")
                     return
                 }
-                LogUtils.v("receive msg, status is $status")
+                LogUtils.v("receive msg ${gasType.desc}, status is $status")
                 when (status) {
                     // 预热
                     0 -> {
@@ -266,9 +266,14 @@ object ParseHelper {
                 val typeDao = DBUtils.gasTypeDao()
                 val gasType = typeDao.getByName(type.desc)
                 GasCache.setStatus(type.desc, getShowStatus(CommonApplication.getContext(), status))
+                gasType?.type = type.desc
                 gasType?.status = status
                 gasType?.sensorIndex = sensorIndex
-                typeDao.insert(gasType ?: GasType(type.desc, status, sensorIndex))
+                if (gasType == null) {
+                    typeDao.insert(GasType(type.desc, status, sensorIndex))
+                } else {
+                    typeDao.update(gasType)
+                }
             }
         }
     }
diff --git a/library-common/src/main/java/com/common/commonlib/db/dao/GasTypeDao.kt b/library-common/src/main/java/com/common/commonlib/db/dao/GasTypeDao.kt
index 58073a1..689bf05 100644
--- a/library-common/src/main/java/com/common/commonlib/db/dao/GasTypeDao.kt
+++ b/library-common/src/main/java/com/common/commonlib/db/dao/GasTypeDao.kt
@@ -5,6 +5,7 @@ import androidx.room.Delete
 import androidx.room.Insert
 import androidx.room.OnConflictStrategy
 import androidx.room.Query
+import androidx.room.Update
 import com.common.commonlib.db.entity.GasType
 
 @Dao
@@ -18,6 +19,9 @@ interface GasTypeDao {
     @Insert(onConflict = OnConflictStrategy.REPLACE)
     suspend fun insert(gas: GasType)
 
+    @Update
+    suspend fun update(gas: GasType)
+
     @Insert
     suspend fun insertAll(types: List<GasType>)