diff --git a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/Message.kt b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/Message.kt
index cb559aebd..5565cda58 100644
--- a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/Message.kt
+++ b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/Message.kt
@@ -76,10 +76,10 @@ data class PlainText(override val stringValue: String) : Message() {
  * 图片消息.
  * 由接收消息时构建, 可直接发送
  *
- * @param imageId 类似 `{7AA4B3AA-8C3C-0F45-2D9B-7F302A0ACEAA}.jpg`. 群的是大写id, 好友的是小写id
+ * @param id 类似 `{7AA4B3AA-8C3C-0F45-2D9B-7F302A0ACEAA}.jpg`. 群的是大写id, 好友的是小写id
  */
-data class Image(val imageId: String) : Message() {
-    override val stringValue: String = "[$imageId]"
+data class Image(val id: String) : Message() {
+    override val stringValue: String = "[$id]"
 }
 
 // ==================================== At ====================================
@@ -168,7 +168,7 @@ data class MessageChain(
     override fun retainAll(elements: Collection<Message>): Boolean = delegate.retainAll(elements)
     override fun set(index: Int, element: Message): Message = delegate.set(index, element)
     override fun subList(fromIndex: Int, toIndex: Int): MutableList<Message> = delegate.subList(fromIndex, toIndex)
-    override fun iterator(): MutableIterator<Message> = this.delegate.iterator()
+    override fun iterator(): MutableIterator<Message> = delegate.iterator()
     override operator fun contains(element: Message): Boolean = delegate.contains(element)
     override val size: Int = delegate.size
     // endregion
diff --git a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/internal/MessageDataInternal.kt b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/internal/MessageDataInternal.kt
index a4225ec14..a07661d73 100644
--- a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/internal/MessageDataInternal.kt
+++ b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/internal/MessageDataInternal.kt
@@ -143,7 +143,7 @@ fun MessageChain.toPacket(): ByteReadPacket = buildPacket {
 
                     writeLVPacket {
                         writeByte(0x02)
-                        writeLVString(imageId)
+                        writeLVString(id)
                         writeHex("04 00 " +
                                 "04 9B 53 B0 08 " +
                                 "05 00 " +
@@ -153,7 +153,7 @@ fun MessageChain.toPacket(): ByteReadPacket = buildPacket {
                                 "07 00 " +
                                 "01 43 08 00 00 09 00 01 01 0B 00 00 14 00 04 11 00 00 00 15 00 04 00 00 02 BC 16 00 04 00 00 02 BC 18 00 04 00 00 7D 5E FF 00 5C 15 36 20 39 32 6B 41 31 43 39 62 35 33 62 30 30 38 64 39 38 61 35 61 37 30 20")
                         writeHex("20 20 20 20 20 35 30 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20")
-                        writeStringUtf8(imageId)
+                        writeStringUtf8(id)
                         writeByte(0x41)
                     }
                 }