diff --git a/src/main/java/emu/grasscutter/command/commands/GroupCommand.java b/src/main/java/emu/grasscutter/command/commands/GroupCommand.java
index 97359285f..4e44ec558 100644
--- a/src/main/java/emu/grasscutter/command/commands/GroupCommand.java
+++ b/src/main/java/emu/grasscutter/command/commands/GroupCommand.java
@@ -63,9 +63,7 @@ public final class GroupCommand implements CommandHandler {
 
                 CommandHandler.sendMessage(sender, translate(sender, "commands.group.refreshed", groupId));
             }
-            default -> {
-                sendUsageMessage(sender);
-            }
+            default -> sendUsageMessage(sender);
         }
     }
 }
diff --git a/src/main/java/emu/grasscutter/command/commands/SendMailCommand.java b/src/main/java/emu/grasscutter/command/commands/SendMailCommand.java
index b1ed3ad4b..c4c0e6a4f 100644
--- a/src/main/java/emu/grasscutter/command/commands/SendMailCommand.java
+++ b/src/main/java/emu/grasscutter/command/commands/SendMailCommand.java
@@ -106,14 +106,12 @@ public final class SendMailCommand implements CommandHandler {
                                             getConstructionArgs(mailBuilder.constructionStage, sender)));
                         }
                     }
-                    case "help" -> {
-                        CommandHandler.sendMessage(
-                                sender,
-                                translate(
-                                        sender,
-                                        "commands.sendMail.please_use",
-                                        getConstructionArgs(mailBuilder.constructionStage, sender)));
-                    }
+                    case "help" -> CommandHandler.sendMessage(
+                            sender,
+                            translate(
+                                    sender,
+                                    "commands.sendMail.please_use",
+                                    getConstructionArgs(mailBuilder.constructionStage, sender)));
                     default -> {
                         switch (mailBuilder.constructionStage) {
                             case 0 -> {
diff --git a/src/main/java/emu/grasscutter/command/commands/TalentCommand.java b/src/main/java/emu/grasscutter/command/commands/TalentCommand.java
index 6edd2dd68..fb071e564 100644
--- a/src/main/java/emu/grasscutter/command/commands/TalentCommand.java
+++ b/src/main/java/emu/grasscutter/command/commands/TalentCommand.java
@@ -45,9 +45,7 @@ public final class TalentCommand implements CommandHandler {
 
         String cmdSwitch = args.get(0).toLowerCase();
         switch (cmdSwitch) {
-            default -> {
-                sendUsageMessage(sender);
-            }
+            default -> sendUsageMessage(sender);
             case "set" -> {
                 if (args.size() < 3) {
                     sendUsageMessage(sender);
diff --git a/src/main/java/emu/grasscutter/game/player/PlayerCodex.java b/src/main/java/emu/grasscutter/game/player/PlayerCodex.java
index 4981d4794..f724d5d5e 100644
--- a/src/main/java/emu/grasscutter/game/player/PlayerCodex.java
+++ b/src/main/java/emu/grasscutter/game/player/PlayerCodex.java
@@ -48,16 +48,14 @@ public class PlayerCodex {
         val itemData = item.getItemData();
         val itemId = item.getItemId();
         switch (itemData.getItemType()) {
-            case ITEM_WEAPON -> {
-                Optional.ofNullable(GameData.getCodexWeaponDataIdMap().get(itemId))
-                        .ifPresent(
-                                codexData -> {
-                                    if (this.getUnlockedWeapon().add(itemId)) {
-                                        this.player.save();
-                                        this.player.sendPacket(new PacketCodexDataUpdateNotify(2, codexData.getId()));
-                                    }
-                                });
-            }
+            case ITEM_WEAPON -> Optional.ofNullable(GameData.getCodexWeaponDataIdMap().get(itemId))
+                    .ifPresent(
+                            codexData -> {
+                                if (this.getUnlockedWeapon().add(itemId)) {
+                                    this.player.save();
+                                    this.player.sendPacket(new PacketCodexDataUpdateNotify(2, codexData.getId()));
+                                }
+                            });
             case ITEM_MATERIAL -> {
                 switch (itemData.getMaterialType()) {
                         // Is this check even needed?
@@ -65,17 +63,15 @@ public class PlayerCodex {
                             MATERIAL_WIDGET,
                             MATERIAL_EXCHANGE,
                             MATERIAL_AVATAR_MATERIAL,
-                            MATERIAL_NOTICE_ADD_HP -> {
-                        Optional.ofNullable(GameData.getCodexMaterialDataIdMap().get(itemId))
-                                .ifPresent(
-                                        codexData -> {
-                                            if (this.getUnlockedMaterial().add(itemId)) {
-                                                this.player.save();
-                                                this.player.sendPacket(
-                                                        new PacketCodexDataUpdateNotify(4, codexData.getId()));
-                                            }
-                                        });
-                    }
+                            MATERIAL_NOTICE_ADD_HP -> Optional.ofNullable(GameData.getCodexMaterialDataIdMap().get(itemId))
+                                    .ifPresent(
+                                            codexData -> {
+                                                if (this.getUnlockedMaterial().add(itemId)) {
+                                                    this.player.save();
+                                                    this.player.sendPacket(
+                                                            new PacketCodexDataUpdateNotify(4, codexData.getId()));
+                                                }
+                                            });
                     default -> {}
                 }
             }
diff --git a/src/main/java/emu/grasscutter/server/packet/recv/HandlerTryEnterHomeReq.java b/src/main/java/emu/grasscutter/server/packet/recv/HandlerTryEnterHomeReq.java
index 6eaebaaa7..e2425fc36 100644
--- a/src/main/java/emu/grasscutter/server/packet/recv/HandlerTryEnterHomeReq.java
+++ b/src/main/java/emu/grasscutter/server/packet/recv/HandlerTryEnterHomeReq.java
@@ -43,24 +43,20 @@ public class HandlerTryEnterHomeReq extends PacketHandler {
                     }
                 }
                 case FriendEnterHomeOptionOuterClass.FriendEnterHomeOption
-                        .FRIEND_ENTER_HOME_OPTION_REFUSE_VALUE -> {
-                    session.send(
-                            new PacketTryEnterHomeRsp(
-                                    RetcodeOuterClass.Retcode.RET_HOME_HOME_REFUSE_GUEST_ENTER_VALUE,
-                                    req.getTargetUid()));
-                }
+                        .FRIEND_ENTER_HOME_OPTION_REFUSE_VALUE -> session.send(
+                                new PacketTryEnterHomeRsp(
+                                        RetcodeOuterClass.Retcode.RET_HOME_HOME_REFUSE_GUEST_ENTER_VALUE,
+                                        req.getTargetUid()));
 
                 case FriendEnterHomeOptionOuterClass.FriendEnterHomeOption
-                        .FRIEND_ENTER_HOME_OPTION_DIRECT_VALUE -> {
-                    session
-                            .getServer()
-                            .getHomeWorldMPSystem()
-                            .enterHome(
-                                    session.getPlayer(),
-                                    targetPlayer,
-                                    req.getTargetPoint(),
-                                    req.getIsTransferToSafePoint());
-                }
+                        .FRIEND_ENTER_HOME_OPTION_DIRECT_VALUE -> session
+                                .getServer()
+                                .getHomeWorldMPSystem()
+                                .enterHome(
+                                        session.getPlayer(),
+                                        targetPlayer,
+                                        req.getTargetPoint(),
+                                        req.getIsTransferToSafePoint());
             }
 
             return;
diff --git a/src/main/java/emu/grasscutter/server/packet/send/PacketVehicleInteractRsp.java b/src/main/java/emu/grasscutter/server/packet/send/PacketVehicleInteractRsp.java
index d97be81c9..f1df152c9 100644
--- a/src/main/java/emu/grasscutter/server/packet/send/PacketVehicleInteractRsp.java
+++ b/src/main/java/emu/grasscutter/server/packet/send/PacketVehicleInteractRsp.java
@@ -37,9 +37,7 @@ public class PacketVehicleInteractRsp extends BasePacket {
                                     QuestContent.QUEST_CONTENT_ENTER_VEHICLE,
                                     ((EntityVehicle) vehicle).getGadgetId());
                 }
-                case VEHICLE_INTERACT_TYPE_OUT -> {
-                    ((EntityVehicle) vehicle).getVehicleMembers().remove(vehicleMember);
-                }
+                case VEHICLE_INTERACT_TYPE_OUT -> ((EntityVehicle) vehicle).getVehicleMembers().remove(vehicleMember);
                 default -> {}
             }
         }
@@ -57,12 +55,8 @@ public class PacketVehicleInteractRsp extends BasePacket {
             proto.setMember(vehicleMember);
 
             switch (interactType) {
-                case VEHICLE_INTERACT_TYPE_IN -> {
-                    vehicle.getVehicleMembers().add(vehicleMember);
-                }
-                case VEHICLE_INTERACT_TYPE_OUT -> {
-                    vehicle.getVehicleMembers().remove(vehicleMember);
-                }
+                case VEHICLE_INTERACT_TYPE_IN -> vehicle.getVehicleMembers().add(vehicleMember);
+                case VEHICLE_INTERACT_TYPE_OUT -> vehicle.getVehicleMembers().remove(vehicleMember);
                 default -> {}
             }
         }