diff --git a/pom.xml b/pom.xml
index cec41b0..45ceefd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -17,8 +17,8 @@
         <maven.compiler.target>21</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
-        <project.nms.version>v1_21_R2</project.nms.version>
-        <project.minecraft.version>1.21.3</project.minecraft.version>
+        <project.nms.version>v1_21_R1</project.nms.version>
+        <project.minecraft.version>1.21.1</project.minecraft.version>
         <project.spigot.version>${project.minecraft.version}-R0.1-SNAPSHOT</project.spigot.version>
     </properties>