diff --git a/common-files/src/main/resources/config.yml b/common-files/src/main/resources/config.yml
index 6fea309f5..b59c3410c 100644
--- a/common-files/src/main/resources/config.yml
+++ b/common-files/src/main/resources/config.yml
@@ -10,6 +10,9 @@ forced-locale: ''
 filter-configuration-phase-disconnect: false
 
 resource-pack:
+  # This option determines the location of the generated resource pack
+  # You can use either an absolute path or a relative path here
+  path: "./generated/resource_pack.zip"
   # Should those images in minecraft:default font also work in minecraft:uniform
   override-uniform-font: true
   # Generate assets for CraftEngine fabric mod
diff --git a/core/src/main/java/net/momirealms/craftengine/core/pack/AbstractPackManager.java b/core/src/main/java/net/momirealms/craftengine/core/pack/AbstractPackManager.java
index 9649dcf23..8d00a361d 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/pack/AbstractPackManager.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/pack/AbstractPackManager.java
@@ -191,9 +191,7 @@ public abstract class AbstractPackManager implements PackManager {
 
     @Override
     public Path resourcePackPath() {
-        return this.plugin.dataFolderPath()
-                .resolve("generated")
-                .resolve("resource_pack.zip");
+        return Config.resourcePackPath();
     }
 
     @Override
@@ -203,7 +201,7 @@ public abstract class AbstractPackManager implements PackManager {
         if (hostingObj instanceof Map<?,?>) {
             arguments = MiscUtils.castToMap(hostingObj, false);
         } else if (hostingObj instanceof List<?> list && !list.isEmpty()) {
-            arguments = MiscUtils.castToMap(list.get(0), false);
+            arguments = MiscUtils.castToMap(list.getFirst(), false);
         } else {
             this.resourcePackHost = NoneHost.INSTANCE;
             return;
diff --git a/core/src/main/java/net/momirealms/craftengine/core/plugin/config/Config.java b/core/src/main/java/net/momirealms/craftengine/core/plugin/config/Config.java
index 8a061351e..05ada618e 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/plugin/config/Config.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/plugin/config/Config.java
@@ -59,6 +59,7 @@ public class Config {
     protected List<String> resource_pack$merge_external_folders;
     protected List<String> resource_pack$merge_external_zips;
     protected Set<String> resource_pack$exclude_file_extensions;
+    protected Path resource_pack$path;
 
     protected boolean resource_pack$protection$crash_tools$method_1;
     protected boolean resource_pack$protection$crash_tools$method_2;
@@ -282,6 +283,7 @@ public class Config {
         debug$resource_pack = config.getBoolean("debug.resource-pack", false);
 
         // resource pack
+        resource_pack$path = resolvePath(config.getString("resource-pack.path", "./generated/resource_pack.zip"));
         resource_pack$override_uniform_font = config.getBoolean("resource-pack.override-uniform-font", false);
         resource_pack$generate_mod_assets = config.getBoolean("resource-pack.generate-mod-assets", false);
         resource_pack$remove_tinted_leaves_particle = config.getBoolean("resource-pack.remove-tinted-leaves-particle", true);
@@ -1010,6 +1012,10 @@ public class Config {
         return instance.item$default_material;
     }
 
+    public static Path resourcePackPath() {
+        return instance.resource_pack$path;
+    }
+
     public void setObf(boolean enable) {
         this.resource_pack$protection$obfuscation$enable = enable;
     }
@@ -1065,7 +1071,7 @@ public class Config {
     }
 
     private Path resolvePath(String path) {
-        return path.startsWith(".") ? CraftEngine.instance().dataFolderPath().resolve(path) : Path.of(path);
+        return FileUtils.isAbsolute(path) ? Path.of(path) : this.plugin.dataFolderPath().resolve(path);
     }
 
     public YamlDocument settings() {
diff --git a/core/src/main/java/net/momirealms/craftengine/core/util/FileUtils.java b/core/src/main/java/net/momirealms/craftengine/core/util/FileUtils.java
index 7ea613a2f..b6f3dfdb2 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/util/FileUtils.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/util/FileUtils.java
@@ -15,6 +15,10 @@ public class FileUtils {
 
     private FileUtils() {}
 
+    public static boolean isAbsolute(final String path) {
+        return path.startsWith("/") || path.matches("^[A-Za-z]:\\\\.*");
+    }
+
     public static String getExtension(Path path) {
         final String name = path.getFileName().toString();
         int index = name.lastIndexOf('.');
diff --git a/core/src/main/java/net/momirealms/craftengine/core/util/Int2ObjectBiMap.java b/core/src/main/java/net/momirealms/craftengine/core/util/Int2ObjectBiMap.java
index 83179cb47..5aa836361 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/util/Int2ObjectBiMap.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/util/Int2ObjectBiMap.java
@@ -60,7 +60,11 @@ public class Int2ObjectBiMap<K> implements IndexedIterable<K> {
         for (int i = 0; i < idToValues.length; i++) {
             K prev = idToValues[i];
             if (prev == null) break;
-            idToValues[i] = function.apply(prev);
+            K apply = function.apply(prev);
+            idToValues[i] = apply;
+            if (!apply.equals(prev)) {
+                changed = true;
+            }
         }
         return changed;
     }
@@ -172,7 +176,7 @@ public class Int2ObjectBiMap<K> implements IndexedIterable<K> {
 
     private int findFree(int size) {
         int i;
-        for(i = size; i < this.values.length; ++i) {
+        for (i = size; i < this.values.length; ++i) {
             if (this.values[i] == EMPTY) {
                 return i;
             }