diff --git a/gradle.properties b/gradle.properties
index 98b8554..0ac5df5 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,5 +3,5 @@ org.gradle.jvmargs=-Xmx1G
 mc_version=1.18.2
 yarn_version=1.18.2+build.1
 fabric_version=0.13.3
-mod_version=1.1.1
+mod_version=1.1.2
 maven_group=dev.dubhe
diff --git a/src/main/java/dev/dubhe/skyland/SkyLand.java b/src/main/java/dev/dubhe/skyland/SkyLand.java
index b824d38..a4f5422 100644
--- a/src/main/java/dev/dubhe/skyland/SkyLand.java
+++ b/src/main/java/dev/dubhe/skyland/SkyLand.java
@@ -5,6 +5,7 @@
 
 public class SkyLand implements ModInitializer {
     public static final GameRules.Key<GameRules.BooleanRule> LC = GameRules.register("qnmdLC", GameRules.Category.MOBS, GameRules.BooleanRule.create(false));
+    public static final GameRules.Key<GameRules.BooleanRule> CHIEFTAIN = GameRules.register("chieftainMode", GameRules.Category.MOBS, GameRules.BooleanRule.create(false));
 
     @Override
     public void onInitialize() {
diff --git a/src/main/java/dev/dubhe/skyland/mixin/WanderingTraderManagerMixin.java b/src/main/java/dev/dubhe/skyland/mixin/WanderingTraderManagerMixin.java
new file mode 100644
index 0000000..d3b8c78
--- /dev/null
+++ b/src/main/java/dev/dubhe/skyland/mixin/WanderingTraderManagerMixin.java
@@ -0,0 +1,18 @@
+package dev.dubhe.skyland.mixin;
+
+import dev.dubhe.skyland.SkyLand;
+import net.minecraft.server.world.ServerWorld;
+import net.minecraft.world.WanderingTraderManager;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+import java.util.Random;
+
+@Mixin(WanderingTraderManager.class)
+public class WanderingTraderManagerMixin {
+    @Redirect(method = "trySpawn", at = @At(value = "INVOKE", target = "Ljava/util/Random;nextInt(I)I"))
+    private int spawnX10(Random random, int value, ServerWorld world) {
+        return world.getGameRules().getBoolean(SkyLand.CHIEFTAIN) ? 0 : random.nextInt(value);
+    }
+}
diff --git a/src/main/resources/assets/skyland/lang/en_us.json b/src/main/resources/assets/skyland/lang/en_us.json
index 7226188..b048a65 100644
--- a/src/main/resources/assets/skyland/lang/en_us.json
+++ b/src/main/resources/assets/skyland/lang/en_us.json
@@ -1,4 +1,5 @@
 {
   "generator.skyland": "SkyLand",
-  "gamerule.qnmdLC": "qnmdLC"
+  "gamerule.qnmdLC": "qnmdLC",
+  "gamerule.chieftainMode": "Chieftain Mode"
 }
\ No newline at end of file
diff --git a/src/main/resources/assets/skyland/lang/zh_cn.json b/src/main/resources/assets/skyland/lang/zh_cn.json
index 5e375b3..29c6b61 100644
--- a/src/main/resources/assets/skyland/lang/zh_cn.json
+++ b/src/main/resources/assets/skyland/lang/zh_cn.json
@@ -1,4 +1,5 @@
 {
   "generator.skyland": "空岛",
-  "gamerule.qnmdLC": "忽略LC值影响"
+  "gamerule.qnmdLC": "忽略LC值影响",
+  "gamerule.chieftainMode": "非酋模式"
 }
\ No newline at end of file
diff --git a/src/main/resources/assets/skyland/lang/zh_hk.json b/src/main/resources/assets/skyland/lang/zh_hk.json
index 15536c4..df7125f 100644
--- a/src/main/resources/assets/skyland/lang/zh_hk.json
+++ b/src/main/resources/assets/skyland/lang/zh_hk.json
@@ -1,4 +1,5 @@
 {
   "generator.skyland": "空島",
-  "gamerule.qnmdLC": "忽略LC值影響"
+  "gamerule.qnmdLC": "忽略LC值影響",
+  "gamerule.chieftainMode": "非酋模式"
 }
\ No newline at end of file
diff --git a/src/main/resources/assets/skyland/lang/zh_tw.json b/src/main/resources/assets/skyland/lang/zh_tw.json
index 15536c4..df7125f 100644
--- a/src/main/resources/assets/skyland/lang/zh_tw.json
+++ b/src/main/resources/assets/skyland/lang/zh_tw.json
@@ -1,4 +1,5 @@
 {
   "generator.skyland": "空島",
-  "gamerule.qnmdLC": "忽略LC值影響"
+  "gamerule.qnmdLC": "忽略LC值影響",
+  "gamerule.chieftainMode": "非酋模式"
 }
\ No newline at end of file
diff --git a/src/main/resources/skyland.mixins.json b/src/main/resources/skyland.mixins.json
index ffc0055..c507801 100644
--- a/src/main/resources/skyland.mixins.json
+++ b/src/main/resources/skyland.mixins.json
@@ -6,7 +6,8 @@
     "EnderDragonFightMixin",
     "GeneratorOptionsMixin",
     "RegistryMixin",
-    "SpawnHelperMixin"
+    "SpawnHelperMixin",
+    "WanderingTraderManagerMixin"
   ],
   "client": [],
   "injectors": {