diff --git a/mirai-core/src/androidMain/kotlin/net/mamoe/mirai/contact/Group.kt b/mirai-core/src/androidMain/kotlin/net/mamoe/mirai/contact/Group.kt
index f2f400aad..a88698408 100644
--- a/mirai-core/src/androidMain/kotlin/net/mamoe/mirai/contact/Group.kt
+++ b/mirai-core/src/androidMain/kotlin/net/mamoe/mirai/contact/Group.kt
@@ -21,6 +21,7 @@ import net.mamoe.mirai.message.data.OfflineGroupImage
 import net.mamoe.mirai.utils.ExternalImage
 import net.mamoe.mirai.utils.MiraiExperimentalAPI
 import net.mamoe.mirai.utils.OverFileSizeMaxException
+import net.mamoe.mirai.utils.SinceMirai
 
 /**
  * 群. 在 QQ Android 中叫做 "Troop"
@@ -40,6 +41,7 @@ actual abstract class Group : Contact(), CoroutineScope {
     /**
      * 群设置
      */
+    @SinceMirai("0.30.0")
     actual abstract val settings: GroupSettings
 
     /**
diff --git a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/contact/Group.kt b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/contact/Group.kt
index b38201552..1b99d4b50 100644
--- a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/contact/Group.kt
+++ b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/contact/Group.kt
@@ -44,6 +44,7 @@ expect abstract class Group() : Contact, CoroutineScope {
     /**
      * 群设置
      */
+    @SinceMirai("0.30.0")
     abstract val settings: GroupSettings
 
     /**
diff --git a/mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/contact/Group.kt b/mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/contact/Group.kt
index 82b1e9e3e..11b135591 100644
--- a/mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/contact/Group.kt
+++ b/mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/contact/Group.kt
@@ -21,6 +21,7 @@ import net.mamoe.mirai.message.data.OfflineGroupImage
 import net.mamoe.mirai.utils.ExternalImage
 import net.mamoe.mirai.utils.MiraiExperimentalAPI
 import net.mamoe.mirai.utils.OverFileSizeMaxException
+import net.mamoe.mirai.utils.SinceMirai
 
 /**
  * 群. 在 QQ Android 中叫做 "Troop"
@@ -41,6 +42,7 @@ actual abstract class Group : Contact(), CoroutineScope {
     /**
      * 群设置
      */
+    @SinceMirai("0.30.0")
     actual abstract val settings: GroupSettings
 
     /**