diff --git a/src/main/kotlin/xyz/cssxsh/mirai/admin/MiraiAdministrator.kt b/src/main/kotlin/xyz/cssxsh/mirai/admin/MiraiAdministrator.kt
index a639fc8..32491e3 100644
--- a/src/main/kotlin/xyz/cssxsh/mirai/admin/MiraiAdministrator.kt
+++ b/src/main/kotlin/xyz/cssxsh/mirai/admin/MiraiAdministrator.kt
@@ -174,10 +174,19 @@ public object MiraiAdministrator : SimpleListenerHost() {
         if (message.anyIsInstance<PlainText>().not()) return
         val original = (quote(event = this) ?: return).originalMessage.contentToString()
         val id = ("""(?<=with <)\d+""".toRegex().find(original)?.value ?: return).toLong()
-        val accept = MiraiAutoApprover.replyAccept.toRegex() matches message.contentToString()
-        val black = MiraiAutoApprover.replyBlack.toRegex() matches message.contentToString()
+
+        val content = message.contentToString()
+        val accept = MiraiAutoApprover.replyAccept.toRegex() in content
+        val reject = MiraiAutoApprover.replyReject.toRegex() in content
+        val black = MiraiAutoApprover.replyBlack.toRegex() in content
+        val reply = content.substringAfter('\n')
+
         AdminContactCommand.runCatching {
-            toCommandSender().handle(id = id, accept = accept, black = black, message = original)
+            when {
+                accept -> toCommandSender().handle(id = id, accept = true, black = false, message = "")
+                reject -> toCommandSender().handle(id = id, accept = false, black = false, message = reply)
+                black -> toCommandSender().handle(id = id, accept = false, black = true, message = reply)
+            }
         }.onFailure { cause ->
             logger.error({ "handle contact request failure." }, cause)
         }
diff --git a/src/main/kotlin/xyz/cssxsh/mirai/admin/MiraiAutoApproverConfig.kt b/src/main/kotlin/xyz/cssxsh/mirai/admin/MiraiAutoApproverConfig.kt
index 78f7edd..1fd9802 100644
--- a/src/main/kotlin/xyz/cssxsh/mirai/admin/MiraiAutoApproverConfig.kt
+++ b/src/main/kotlin/xyz/cssxsh/mirai/admin/MiraiAutoApproverConfig.kt
@@ -11,5 +11,7 @@ internal interface MiraiAutoApproverConfig {
 
     val replyAccept: String
 
+    val replyReject: String
+
     val replyBlack: String
 }
\ No newline at end of file
diff --git a/src/main/kotlin/xyz/cssxsh/mirai/admin/data/AdminAutoApproverConfig.kt b/src/main/kotlin/xyz/cssxsh/mirai/admin/data/AdminAutoApproverConfig.kt
index 0c357a2..c1566f7 100644
--- a/src/main/kotlin/xyz/cssxsh/mirai/admin/data/AdminAutoApproverConfig.kt
+++ b/src/main/kotlin/xyz/cssxsh/mirai/admin/data/AdminAutoApproverConfig.kt
@@ -20,9 +20,13 @@ internal object AdminAutoApproverConfig : ReadOnlyPluginConfig("AdminAutoApprove
 
     @ValueName("reply_accept")
     @ValueDescription("回复触发同意请求")
-    override val replyAccept: String by value("同意|OK|没问题")
+    override val replyAccept: String by value("^(?:同意|OK|没问题)")
+
+    @ValueName("reply_reject")
+    @ValueDescription("回复触发拒绝请求")
+    override val replyReject: String by value("^(?:拒绝|不同意)")
 
     @ValueName("reply_black")
     @ValueDescription("回复触发拉黑请求")
-    override val replyBlack: String by value("拉黑|黑名单")
+    override val replyBlack: String by value("^(?:拉黑|黑名单)")
 }
\ No newline at end of file