diff --git a/CommonCore b/CommonCore
index 211f625..1dea719 160000
--- a/CommonCore
+++ b/CommonCore
@@ -1 +1 @@
-Subproject commit 211f6258b5bd5a50253a21bd82804edb12f34e3e
+Subproject commit 1dea71993d897354d3f52a705f6e0e1e0c8ec580
diff --git a/SpigotCore_Main/src/de/steamwar/command/CaseInsensitiveCommandsListener.java b/SpigotCore_Main/src/de/steamwar/command/CaseInsensitiveCommandsListener.java
new file mode 100644
index 0000000..a829308
--- /dev/null
+++ b/SpigotCore_Main/src/de/steamwar/command/CaseInsensitiveCommandsListener.java
@@ -0,0 +1,35 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerCommandPreprocessEvent;
+
+public class CaseInsensitiveCommandsListener implements Listener {
+
+    @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
+    public void onPlayerCommandPreprocess(PlayerCommandPreprocessEvent event) {
+        String[] strings = event.getMessage().split(" ");
+        strings[0] = strings[0].toLowerCase();
+        event.setMessage(String.join(" ", strings));
+    }
+}
diff --git a/SpigotCore_Main/src/de/steamwar/command/SWCommand.java b/SpigotCore_Main/src/de/steamwar/command/SWCommand.java
index cee412d..e0997f7 100644
--- a/SpigotCore_Main/src/de/steamwar/command/SWCommand.java
+++ b/SpigotCore_Main/src/de/steamwar/command/SWCommand.java
@@ -102,7 +102,7 @@ public class SWCommand extends AbstractSWCommand<CommandSender> {
     }
 
     @Register(help = true)
-    private void internalHelp(Player p, String... args) {
+    public void internalHelp(Player p, String... args) {
         if (message == null) {
             return;
         }
diff --git a/SpigotCore_Main/src/de/steamwar/core/Core.java b/SpigotCore_Main/src/de/steamwar/core/Core.java
index 52b5841..ad70625 100644
--- a/SpigotCore_Main/src/de/steamwar/core/Core.java
+++ b/SpigotCore_Main/src/de/steamwar/core/Core.java
@@ -20,10 +20,7 @@
 package de.steamwar.core;
 
 import com.comphenix.tinyprotocol.TinyProtocol;
-import de.steamwar.command.SWCommandUtils;
-import de.steamwar.command.SWTypeMapperCreator;
-import de.steamwar.command.TabCompletionCache;
-import de.steamwar.command.TypeMapper;
+import de.steamwar.command.*;
 import de.steamwar.core.authlib.AuthlibInjector;
 import de.steamwar.core.events.ChattingEvent;
 import de.steamwar.core.events.PartialChunkFixer;
@@ -118,6 +115,7 @@ public class Core extends JavaPlugin{
 			}
 		});
 		Bukkit.getScheduler().runTaskTimer(this, TabCompletionCache::invalidateOldEntries, 20, 20);
+		Bukkit.getPluginManager().registerEvents(new CaseInsensitiveCommandsListener(), this);
 
 		Bukkit.getPluginManager().registerEvents(new PlayerJoinedEvent(), this);
 		Bukkit.getPluginManager().registerEvents(new ChattingEvent(), this);