diff --git a/.gitignore b/.gitignore
index 03021a9..ceb8f1d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-/target/
+**/target/
 /test_run/
 .idea*
 auxprotect.iml
diff --git a/AuxProtect_1.20/pom.xml b/AuxProtect_1.20/pom.xml
index 3a157a7..b6293f0 100644
--- a/AuxProtect_1.20/pom.xml
+++ b/AuxProtect_1.20/pom.xml
@@ -3,6 +3,7 @@
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
+
     <parent>
         <groupId>dev.heliosares</groupId>
         <artifactId>AuxProtect</artifactId>
@@ -12,12 +13,6 @@
     <artifactId>AuxProtect_1.20</artifactId>
     <version>${revision}</version>
 
-    <properties>
-        <maven.compiler.source>17</maven.compiler.source>
-        <maven.compiler.target>17</maven.compiler.target>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    </properties>
-
     <repositories>
         <!--        Spigot-->
         <repository>
diff --git a/AuxProtect_1.20/src/main/java/dev/heliosares/auxprotect/utils/InventoryUtil_1_20.java b/AuxProtect_1.20/src/main/java/dev/heliosares/auxprotect/utils/InventoryUtil_1_20.java
index 9cdbd9a..e14c0eb 100644
--- a/AuxProtect_1.20/src/main/java/dev/heliosares/auxprotect/utils/InventoryUtil_1_20.java
+++ b/AuxProtect_1.20/src/main/java/dev/heliosares/auxprotect/utils/InventoryUtil_1_20.java
@@ -1,5 +1,4 @@
 package dev.heliosares.auxprotect.utils;
 
 public class InventoryUtil_1_20 {
-    public static void
 }
diff --git a/AuxProtect_1.21/pom.xml b/AuxProtect_1.21/pom.xml
new file mode 100644
index 0000000..e52dd4c
--- /dev/null
+++ b/AuxProtect_1.21/pom.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>dev.heliosares</groupId>
+        <artifactId>AuxProtect</artifactId>
+        <version>${revision}</version>
+    </parent>
+
+    <artifactId>AuxProtect_1.21</artifactId>
+    <version>${revision}</version>
+
+    <repositories>
+        <!--        Spigot-->
+        <repository>
+            <id>spigot-repo</id>
+            <url>https://hub.spigotmc.org/nexus/content/repositories/snapshots/</url>
+        </repository>
+    </repositories>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.spigotmc</groupId>
+            <artifactId>spigot-api</artifactId>
+            <version>1.21-R0.1-SNAPSHOT</version>
+            <scope>provided</scope>
+        </dependency>
+    </dependencies>
+</project>
\ No newline at end of file
diff --git a/AuxProtect_1.21/src/main/java/dev/heliosares/auxprotect/utils/InventoryUtil_1_21.java b/AuxProtect_1.21/src/main/java/dev/heliosares/auxprotect/utils/InventoryUtil_1_21.java
new file mode 100644
index 0000000..1eecaf1
--- /dev/null
+++ b/AuxProtect_1.21/src/main/java/dev/heliosares/auxprotect/utils/InventoryUtil_1_21.java
@@ -0,0 +1,4 @@
+package dev.heliosares.auxprotect.utils;
+
+public class InventoryUtil_1_21 {
+}
diff --git a/AuxProtect_Core/pom.xml b/AuxProtect_Core/pom.xml
index 0badace..6adddbb 100644
--- a/AuxProtect_Core/pom.xml
+++ b/AuxProtect_Core/pom.xml
@@ -1,13 +1,19 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>dev.heliosares</groupId>
-    <artifactId>AuxProtect</artifactId>
+
+    <parent>
+        <groupId>dev.heliosares</groupId>
+        <artifactId>AuxProtect</artifactId>
+        <version>${revision}</version>
+    </parent>
+
+    <artifactId>AuxProtect_Core</artifactId>
     <version>${revision}</version>
-    <packaging>pom</packaging>
-    <name>AuxProtect</name>
+    <name>AuxProtect_Core</name>
+
     <build>
-        <finalName>${project.artifactId}-${project.version}</finalName>
+        <finalName>AuxProtect-${revision}</finalName>
         <resources>
             <resource>
                 <directory>${basedir}</directory>
@@ -42,7 +48,6 @@
                             <goal>shade</goal>
                         </goals>
                         <configuration>
-                            <shadedArtifactAttached>true</shadedArtifactAttached>
                             <artifactSet>
                                 <includes>
                                     <include>org.json:json</include>
@@ -82,9 +87,8 @@
                             <target if="${fileExistsDeploy}">
                                 <exec executable="cmd.exe" spawn="false">
                                     <arg value="/c"/>
-                                    <arg value="${basedir}/deploy.bat"/>
-                                    <arg value="${basedir}"/>
-                                    <arg value="${project.artifactId}"/>
+                                    <arg value="deploy.bat"/>
+                                    <arg value="AuxProtect"/>
                                     <arg value="${project.version}"/>
                                 </exec>
                             </target>
@@ -261,7 +265,12 @@
         <dependency>
             <groupId>dev.heliosares</groupId>
             <artifactId>AuxProtect_1.20</artifactId>
-            <version>${project.version}</version>
+            <version>${revision}</version>
+        </dependency>
+        <dependency>
+            <groupId>dev.heliosares</groupId>
+            <artifactId>AuxProtect_1.21</artifactId>
+            <version>${revision}</version>
         </dependency>
     </dependencies>
     <properties>
diff --git a/AuxProtect_Core/src/main/java/dev/heliosares/Main.java b/AuxProtect_Core/src/main/java/dev/heliosares/Main.java
deleted file mode 100644
index c3a4a37..0000000
--- a/AuxProtect_Core/src/main/java/dev/heliosares/Main.java
+++ /dev/null
@@ -1,7 +0,0 @@
-package dev.heliosares;
-
-public class Main {
-    public static void main(String[] args) {
-        System.out.println("Hello world!");
-    }
-}
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index d107463..d89bb94 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,6 +10,8 @@
 
     <modules>
         <module>AuxProtect_1.20</module>
+        <module>AuxProtect_1.21</module>
+
         <module>AuxProtect_Core</module>
     </modules>