diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml
index ba2e5732..27954257 100644
--- a/.idea/jarRepositories.xml
+++ b/.idea/jarRepositories.xml
@@ -21,16 +21,16 @@
       <option name="name" value="papermc-repo" />
       <option name="url" value="https://repo.papermc.io/repository/maven-public/" />
     </remote-repository>
-    <remote-repository>
-      <option name="id" value="github" />
-      <option name="name" value="github" />
-      <option name="url" value="https://maven.pkg.github.com/Devlrxxh/MCUI" />
-    </remote-repository>
     <remote-repository>
       <option name="id" value="placeholderapi" />
       <option name="name" value="placeholderapi" />
       <option name="url" value="https://repo.extendedclip.com/content/repositories/placeholderapi/" />
     </remote-repository>
+    <remote-repository>
+      <option name="id" value="github" />
+      <option name="name" value="github" />
+      <option name="url" value="https://maven.pkg.github.com/Devlrxxh/MCUI" />
+    </remote-repository>
     <remote-repository>
       <option name="id" value="central" />
       <option name="name" value="Maven Central repository" />
diff --git a/Plugin/pom.xml b/Plugin/pom.xml
index 923c0f72..2105efd9 100644
--- a/Plugin/pom.xml
+++ b/Plugin/pom.xml
@@ -68,7 +68,7 @@
         <dependency>
             <groupId>io.papermc.paper</groupId>
             <artifactId>paper-api</artifactId>
-            <version>1.21.6-R0.1-SNAPSHOT</version>
+            <version>1.21.11-R0.1-SNAPSHOT</version>
             <scope>provided</scope>
         </dependency>
 
@@ -166,7 +166,7 @@
                 </executions>
                 <configuration>
                     <generateGitPropertiesFile>true</generateGitPropertiesFile>
-                    <gitPropertiesPath>${project.build.outputDirectory}/git.properties</gitPropertiesPath>
+                    <generateGitPropertiesFilename>${project.build.outputDirectory}/git.properties</generateGitPropertiesFilename>
                     <failOnNoGitDirectory>false</failOnNoGitDirectory>
                 </configuration>
             </plugin>
diff --git a/Plugin/src/main/resources/paper-plugin.yml b/Plugin/src/main/resources/paper-plugin.yml
index 4b139c64..c5a1848b 100644
--- a/Plugin/src/main/resources/paper-plugin.yml
+++ b/Plugin/src/main/resources/paper-plugin.yml
@@ -1,7 +1,7 @@
 name: Neptune
 version: '2.1.0'
 main: dev.lrxh.neptune.Neptune
-api-version: '1.21.6'
+api-version: '1.21.11'
 
 description: Neptune - Practice Core
 
diff --git a/README.md b/README.md
index 61eb6913..c0a21011 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,8 @@
 
 ## 💿 Installation
 
+0. You need a PaperMC server (or forks of PaperMC) with version **1.21.11** or above.
+
 1. **Download** the plugin.
 
 > You can download from: