diff --git a/Sponge/pom.xml b/Sponge/pom.xml
index 468cf97..94e28a5 100644
--- a/Sponge/pom.xml
+++ b/Sponge/pom.xml
@@ -63,8 +63,8 @@
     </dependencies>
 
     <properties>
-        <maven.compiler.source>17</maven.compiler.source>
-        <maven.compiler.target>17</maven.compiler.target>
+        <maven.compiler.source>21</maven.compiler.source>
+        <maven.compiler.target>21</maven.compiler.target>
     </properties>
 
     <build>
@@ -74,8 +74,8 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.13.0</version>
                 <configuration>
-                    <source>17</source>
-                    <target>17</target>
+                    <source>21</source>
+                    <target>21</target>
                     <compilerArgument>-XDignore.symbol.file</compilerArgument>
                 </configuration>
             </plugin>