diff --git a/mappings/net/minecraft/server/dedicated/ServerMBean.mapping b/mappings/net/minecraft/server/dedicated/ServerMBean.mapping
new file mode 100644
index 0000000000..32a8f0c8b3
--- /dev/null
+++ b/mappings/net/minecraft/server/dedicated/ServerMBean.mapping
@@ -0,0 +1,45 @@
+CLASS net/minecraft/class_5169 net/minecraft/server/dedicated/ServerMBean
+ COMMENT A dynamic management object for a Minecraft Server.
+ COMMENT
+ COMMENT
It exposes the average tick time and the historical tick times of the
+ COMMENT Minecraft Server.
+ COMMENT
+ COMMENT @see javax.management.DynamicMBean
+ FIELD field_23970 LOGGER Lorg/apache/logging/log4j/Logger;
+ FIELD field_23971 server Lnet/minecraft/server/MinecraftServer;
+ FIELD field_23972 beanInfo Ljavax/management/MBeanInfo;
+ FIELD field_23973 entries Ljava/util/Map;
+ METHOD (Lnet/minecraft/server/MinecraftServer;)V
+ ARG 1 server
+ METHOD getAttribute (Ljava/lang/String;)Ljava/lang/Object;
+ ARG 1 attribute
+ METHOD getAttributes ([Ljava/lang/String;)Ljavax/management/AttributeList;
+ ARG 1 attributes
+ METHOD invoke (Ljava/lang/String;[Ljava/lang/Object;[Ljava/lang/String;)Ljava/lang/Object;
+ ARG 1 actionName
+ ARG 2 params
+ ARG 3 signature
+ METHOD method_27177 getAverageTickTime ()F
+ COMMENT Returns the server's current average tick time, in milliseconds.
+ METHOD method_27181 register (Lnet/minecraft/server/MinecraftServer;)V
+ COMMENT Registers a dynamic MBean for a Minecraft Server.
+ ARG 0 server
+ COMMENT the server to have the MBean
+ METHOD method_27182 getTickTimes ()[J
+ COMMENT Returns the server's historical tick times, in milliseconds.
+ METHOD setAttribute (Ljavax/management/Attribute;)V
+ ARG 1 attribute
+ METHOD setAttributes (Ljavax/management/AttributeList;)Ljavax/management/AttributeList;
+ ARG 1 attributes
+ CLASS class_5170 Entry
+ COMMENT Represents a read-only attribute of the server MBean.
+ FIELD field_23974 name Ljava/lang/String;
+ FIELD field_23975 getter Ljava/util/function/Supplier;
+ FIELD field_23976 description Ljava/lang/String;
+ FIELD field_23977 type Ljava/lang/Class;
+ METHOD (Ljava/lang/String;Ljava/util/function/Supplier;Ljava/lang/String;Ljava/lang/Class;)V
+ ARG 1 name
+ ARG 2 getter
+ ARG 3 description
+ ARG 4 type
+ METHOD method_27184 createInfo ()Ljavax/management/MBeanAttributeInfo;
diff --git a/mappings/net/minecraft/server/dedicated/ServerPropertiesHandler.mapping b/mappings/net/minecraft/server/dedicated/ServerPropertiesHandler.mapping
index 1ae0a4b74e..d8100ee8f7 100644
--- a/mappings/net/minecraft/server/dedicated/ServerPropertiesHandler.mapping
+++ b/mappings/net/minecraft/server/dedicated/ServerPropertiesHandler.mapping
@@ -46,5 +46,6 @@ CLASS net/minecraft/class_3806 net/minecraft/server/dedicated/ServerPropertiesHa
FIELD field_16845 opPermissionLevel I
FIELD field_20324 functionPermissionLevel I
FIELD field_23785 syncChunkWrites Z
+ FIELD field_24056 enableJmxMonitoring Z
METHOD method_16714 load (Ljava/nio/file/Path;)Lnet/minecraft/class_3806;
ARG 0 path