diff --git a/api/src/main/java/com/lishid/openinv/util/setting/PlayerToggles.java b/api/src/main/java/com/lishid/openinv/util/setting/PlayerToggles.java
index 5a53b998..d61cd115 100644
--- a/api/src/main/java/com/lishid/openinv/util/setting/PlayerToggles.java
+++ b/api/src/main/java/com/lishid/openinv/util/setting/PlayerToggles.java
@@ -8,6 +8,7 @@
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.Locale;
 import java.util.Map;
 import java.util.Set;
 import java.util.UUID;
@@ -18,8 +19,8 @@
 public final class PlayerToggles {
 
   private static final Map<String, PlayerToggle> TOGGLES = new HashMap<>();
-  private static final PlayerToggle ANY = add(new MemoryToggle("anycontainer"));
-  private static final PlayerToggle SILENT = add(new MemoryToggle("silentcontainer"));
+  private static final PlayerToggle ANY = add(new MemoryToggle("AnyContainer"));
+  private static final PlayerToggle SILENT = add(new MemoryToggle("SilentContainer"));
 
   /**
    * Get the AnyContainer toggle.
@@ -46,7 +47,11 @@ public final class PlayerToggles {
    * @return the toggle, or null if no such toggle exists.
    */
   public static @Nullable PlayerToggle get(@NotNull String toggleName) {
-    return TOGGLES.get(toggleName);
+    PlayerToggle toggle = TOGGLES.get(toggleName);
+    if (toggle == null) {
+      toggle = TOGGLES.get(toggleName.toLowerCase(Locale.ENGLISH));
+    }
+    return toggle;
   }
 
   /**
@@ -59,7 +64,7 @@ public final class PlayerToggles {
   }
 
   private static @NotNull PlayerToggle add(@NotNull PlayerToggle toggle) {
-    TOGGLES.put(toggle.getName(), toggle);
+    TOGGLES.put(toggle.getName().toLowerCase(Locale.ENGLISH), toggle);
     return toggle;
   }
 
diff --git a/plugin/src/main/java/com/lishid/openinv/OpenInv.java b/plugin/src/main/java/com/lishid/openinv/OpenInv.java
index 3a6cfea6..3f74b3ec 100644
--- a/plugin/src/main/java/com/lishid/openinv/OpenInv.java
+++ b/plugin/src/main/java/com/lishid/openinv/OpenInv.java
@@ -52,6 +52,7 @@
 import org.jetbrains.annotations.Nullable;
 
 import java.nio.file.Path;
+import java.util.Locale;
 import java.util.UUID;
 import java.util.function.Consumer;
 
@@ -158,7 +159,7 @@ private void registerCommands() {
 
         ContainerSettingCommand settingCommand = new ContainerSettingCommand(languageManager);
         for (PlayerToggle toggle : PlayerToggles.get()) {
-            setCommandExecutor(settingCommand, toggle.getName());
+            setCommandExecutor(settingCommand, toggle.getName().toLowerCase(Locale.ENGLISH));
         }
     }
 
diff --git a/plugin/src/main/java/com/lishid/openinv/listener/ToggleListener.java b/plugin/src/main/java/com/lishid/openinv/listener/ToggleListener.java
index 2714acdc..b39535ae 100644
--- a/plugin/src/main/java/com/lishid/openinv/listener/ToggleListener.java
+++ b/plugin/src/main/java/com/lishid/openinv/listener/ToggleListener.java
@@ -1,5 +1,6 @@
 package com.lishid.openinv.listener;
 
+import com.google.errorprone.annotations.Keep;
 import com.lishid.openinv.util.setting.PlayerToggles;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
@@ -10,6 +11,7 @@
 
 public class ToggleListener implements Listener {
 
+  @Keep
   @EventHandler
   private void onPlayerQuit(@NotNull PlayerQuitEvent event) {
     UUID playerId = event.getPlayer().getUniqueId();