diff --git a/src/main/java/com/io/yutian/colorblindwar/game/Game.java b/src/main/java/com/io/yutian/colorblindwar/game/Game.java
index b1db256..d83ac10 100644
--- a/src/main/java/com/io/yutian/colorblindwar/game/Game.java
+++ b/src/main/java/com/io/yutian/colorblindwar/game/Game.java
@@ -5,7 +5,6 @@ import com.io.yutian.colorblindwar.util.*;
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.WorldEdit;
 import com.sk89q.worldedit.bukkit.BukkitAdapter;
-import com.sk89q.worldedit.function.mask.BlockTypeMask;
 import com.sk89q.worldedit.function.mask.InverseSingleBlockTypeMask;
 import com.sk89q.worldedit.function.mask.Mask;
 import com.sk89q.worldedit.function.operation.Operations;
@@ -13,7 +12,6 @@ import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.regions.CuboidRegion;
 import com.sk89q.worldedit.world.block.BlockTypes;
 import net.kyori.adventure.text.Component;
-import net.kyori.adventure.text.TextComponent;
 import net.kyori.adventure.text.format.TextColor;
 import org.bukkit.*;
 import org.bukkit.boss.BarColor;
diff --git a/src/main/java/com/io/yutian/colorblindwar/util/BuildSpawner.java b/src/main/java/com/io/yutian/colorblindwar/util/BuildSpawner.java
index 1f8d356..7f79cc9 100644
--- a/src/main/java/com/io/yutian/colorblindwar/util/BuildSpawner.java
+++ b/src/main/java/com/io/yutian/colorblindwar/util/BuildSpawner.java
@@ -231,7 +231,7 @@ public class BuildSpawner {
     public enum SpawnMode {
 
         MODE_1,
-        MODE_2;
+        MODE_2
 
     }
 
diff --git a/src/main/java/com/io/yutian/colorblindwar/util/RandomUtil.java b/src/main/java/com/io/yutian/colorblindwar/util/RandomUtil.java
index 0643cff..fdae437 100644
--- a/src/main/java/com/io/yutian/colorblindwar/util/RandomUtil.java
+++ b/src/main/java/com/io/yutian/colorblindwar/util/RandomUtil.java
@@ -38,8 +38,7 @@ public class RandomUtil {
         double rx = getRandomDouble(minX, maxX, 3);
         double ry = getRandomDouble(minY, maxY, 3);
         double rz = getRandomDouble(minZ, maxZ, 3);
-        Location location = new Location(world, rx, ry, rz);
-        return location;
+        return new Location(world, rx, ry, rz);
     }
 
 }