diff --git a/src/de/steamwar/bungeecore/commands/BauCommand.java b/src/de/steamwar/bungeecore/commands/BauCommand.java
index c9e41bd2..cd1c36b6 100644
--- a/src/de/steamwar/bungeecore/commands/BauCommand.java
+++ b/src/de/steamwar/bungeecore/commands/BauCommand.java
@@ -161,11 +161,7 @@ public class BauCommand extends SWCommand {
                 messageSender.send("BAU_TP_NOALLOWED");
                 return false;
             }
-            if(BauLock.isLocked(value, SteamwarUser.get(p.getUniqueId()))) {
-                messageSender.send("BAU_LOCKED_NOALLOWED");
-                return false;
-            }
-            return true;
+            return !BauLock.checkNotifyLocked(value, p);
         };
     }
 
diff --git a/src/de/steamwar/bungeecore/commands/TpCommand.java b/src/de/steamwar/bungeecore/commands/TpCommand.java
index b67fe1dd..b98414d8 100644
--- a/src/de/steamwar/bungeecore/commands/TpCommand.java
+++ b/src/de/steamwar/bungeecore/commands/TpCommand.java
@@ -20,7 +20,6 @@
 package de.steamwar.bungeecore.commands;
 
 import de.steamwar.bungeecore.*;
-import de.steamwar.bungeecore.tablist.TablistManager;
 import de.steamwar.sql.*;
 import de.steamwar.bungeecore.util.BauLock;
 import de.steamwar.bungeecore.util.Chat19;
@@ -122,8 +121,7 @@ public class TpCommand extends SWCommand {
                         sender.system("JOIN_PLAYER_BLOCK");
                         return;
                     }
-                } else if (BauLock.isLocked(SteamwarUser.get(bauserver.getOwner()), sender.user())) {
-                    sender.system("BAU_LOCKED_NOALLOWED");
+                } else if (BauLock.checkNotifyLocked(SteamwarUser.get(bauserver.getOwner()), player)) {
                     return;
                 } else if (!bauserver.getOwner().equals(player.getUniqueId()) && BauweltMember.getBauMember(bauserver.getOwner(), player.getUniqueId()) == null) {
                     SubserverSystem.sendDeniedMessage(player, bauserver.getOwner());
diff --git a/src/de/steamwar/bungeecore/util/BauLock.java b/src/de/steamwar/bungeecore/util/BauLock.java
index 238650db..e47dabe4 100644
--- a/src/de/steamwar/bungeecore/util/BauLock.java
+++ b/src/de/steamwar/bungeecore/util/BauLock.java
@@ -20,10 +20,12 @@
 package de.steamwar.bungeecore.util;
 
 import de.steamwar.bungeecore.Message;
+import de.steamwar.messages.ChatSender;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.sql.UserConfig;
 import de.steamwar.sql.UserPerm;
 import lombok.experimental.UtilityClass;
+import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
 @UtilityClass
@@ -36,27 +38,44 @@ public class BauLock {
         Message.send("BAU_LOCKED_" + state.name(), p);
     }
 
-    public static boolean isLocked(SteamwarUser owner, SteamwarUser target) {
+    public static boolean checkNotifyLocked(SteamwarUser owner, ProxiedPlayer player) {
+        ChatSender sender = ChatSender.of(player);
+        SteamwarUser target = sender.user();
         if (owner.getId() == target.getId())
             return false;
 
+        boolean locked;
         String state = UserConfig.getConfig(owner.getId(), BAU_LOCK_CONFIG_NAME);
         switch (state == null ? BauLockState.OPEN : BauLockState.valueOf(state)) {
             case NOBODY:
-                return true;
+                locked = true;
+                break;
             case SERVERTEAM:
-                return !target.hasPerm(UserPerm.TEAM);
+                locked = !target.hasPerm(UserPerm.TEAM);
+                break;
             case TEAM_AND_SERVERTEAM:
                 if (target.hasPerm(UserPerm.TEAM)) {
                     return false;
                 }
-                return owner.getTeam() != target.getTeam();
+                locked = owner.getTeam() != target.getTeam();
+                break;
             case TEAM:
-                return owner.getTeam() != target.getTeam();
+                locked = owner.getTeam() != target.getTeam();
+                break;
             case OPEN:
             default:
-                return false;
+                locked = false;
         }
+
+        if(locked) {
+            sender.system("BAU_LOCKED_NOALLOWED");
+
+            ProxiedPlayer ownerPlayer = ProxyServer.getInstance().getPlayer(owner.getUUID());
+            if(ownerPlayer != null)
+                ChatSender.of(ownerPlayer).system("BAU_LOCK_BLOCKED", player.getName());
+        }
+
+        return locked;
     }
 
 }
diff --git a/src/de/steamwar/messages/BungeeCore.properties b/src/de/steamwar/messages/BungeeCore.properties
index 1c62ad37..d1e2a3c8 100644
--- a/src/de/steamwar/messages/BungeeCore.properties
+++ b/src/de/steamwar/messages/BungeeCore.properties
@@ -210,6 +210,7 @@ BAU_ADDMEMBER_ADDED_TARGET=§aYou have been added to the world of §e{0}§a.
 BAU_TP_USAGE=§8/§7build tp §8[§eplayer§8]
 BAU_TP_NOALLOWED=§cYou are not allowed to teleport to this player's world.
 BAU_LOCKED_NOALLOWED=§cThe build server is currently locked.
+BAU_LOCK_BLOCKED=§cYour build lock has prevented §e{0} §cfrom joining.
 BAU_LOCKED_OPTIONS=§7Build server lock options§8: §cnobody§8, §eserverteam§8, §eteam_and_serverteam§8, §eteam§8, §aopen
 BAU_LOCKED_NOBODY=§7You have locked your build server for all players.
 BAU_LOCKED_SERVERTEAM=§7You have locked your build server for all players except added server team members.
diff --git a/src/de/steamwar/messages/BungeeCore_de.properties b/src/de/steamwar/messages/BungeeCore_de.properties
index a0d4b275..8d23f5ea 100644
--- a/src/de/steamwar/messages/BungeeCore_de.properties
+++ b/src/de/steamwar/messages/BungeeCore_de.properties
@@ -193,6 +193,7 @@ BAU_ADDMEMBER_ADDED_TARGET=§aDu wurdest zu der Welt von §e{0} §ahinzugefügt.
 BAU_TP_USAGE=§8/§7bau tp §8[§eSpieler§8]
 BAU_TP_NOALLOWED=§cDu darfst dich nicht auf diese Welt teleportieren.
 BAU_LOCKED_NOALLOWED=§cDer Bauserver ist momentan gesperrt.
+BAU_LOCK_BLOCKED=§cDeine Bausperre hat den Beitritt von §e{0} §cverhindert.
 BAU_LOCKED_OPTIONS=§7Bauserver-Sperroptionen§8: §cnobody§8, §eserverteam§8, §eteam_and_serverteam§8, §eteam§8, §aopen
 BAU_LOCKED_NOBODY=§7Du hast deinen Bau für alle Spieler geschlossen.
 BAU_LOCKED_SERVERTEAM=§7Du hast deinen Bau für alle außer hinzugefügte Serverteammitglieder gesperrt.