diff --git a/pom.xml b/pom.xml
index 9b63fa0..8d84bdb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -42,6 +42,7 @@
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
+            <version>1.18.46</version>
             <optional>true</optional>
         </dependency>
         <dependency>
@@ -69,8 +70,8 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>11</source>
-                    <target>11</target>
+                    <source>21</source>
+                    <target>21</target>
                 </configuration>
             </plugin>
         </plugins>