diff --git a/src/main/java/me/ayunami2000/ayungee/ChatHandler.java b/src/main/java/me/ayunami2000/ayungee/ChatHandler.java
index 66acd69..d9ec00c 100644
--- a/src/main/java/me/ayunami2000/ayungee/ChatHandler.java
+++ b/src/main/java/me/ayunami2000/ayungee/ChatHandler.java
@@ -19,6 +19,8 @@ public class ChatHandler {
             case "server":
                 if (!client.authed) return false;
 
+                if (!Main.serverCmd) return false;
+
                 if (args.isEmpty()) {
                     //usage msg
                     client.conn.send(new byte[] { 3, 0, 25, 0, (byte) 167, 0, 57, 0, 85, 0, 115, 0, 97, 0, 103, 0, 101, 0, 58, 0, 32, 0, 47, 0, 115, 0, 101, 0, 114, 0, 118, 0, 101, 0, 114, 0, 32, 0, 60, 0, 110, 0, 117, 0, 109, 0, 98, 0, 101, 0, 114, 0, 62 });
diff --git a/src/main/java/me/ayunami2000/ayungee/Main.java b/src/main/java/me/ayunami2000/ayungee/Main.java
index 12c5f1c..f1d491e 100644
--- a/src/main/java/me/ayunami2000/ayungee/Main.java
+++ b/src/main/java/me/ayunami2000/ayungee/Main.java
@@ -24,7 +24,7 @@ public class Main {
 
     public static boolean forwarded = false;
 
-    public static boolean filterUsernames = true;
+    public static boolean serverCmd = true;
 
     public static boolean useAuth = false;
     public static int authIpLimit = -1;
@@ -132,6 +132,7 @@ public class Main {
 
         webPort = (int) config.getOrDefault("web_port", 25565);
         forwarded = (boolean) config.getOrDefault("forwarded", false);
+        serverCmd = (boolean) config.getOrDefault("server_cmd", true);
 
         List<String> defaultMotd = new ArrayList<>();
 
diff --git a/src/main/resources/config.yml b/src/main/resources/config.yml
index ca50028..c2a5cc1 100644
--- a/src/main/resources/config.yml
+++ b/src/main/resources/config.yml
@@ -11,6 +11,8 @@ origin_blacklist: "https://g.eags.us/eaglercraft/origin_blacklist.txt"
 # for example,
 #   - "https://g.eags.us"
 origins: []
+# enable /server command?
+server_cmd: true
 # authentication info
 auth:
   # use auth
diff --git a/target/ayungee-1.0-SNAPSHOT-jar-with-dependencies.jar b/target/ayungee-1.0-SNAPSHOT-jar-with-dependencies.jar
index b8df746..91f923e 100644
Binary files a/target/ayungee-1.0-SNAPSHOT-jar-with-dependencies.jar and b/target/ayungee-1.0-SNAPSHOT-jar-with-dependencies.jar differ