updated pom

pom.xml

@@ -6,12 +6,13 @@
 
     <groupId>org.example</groupId>
     <artifactId>Widerhall</artifactId>
-    <version>0.2.6</version>
+    <version>0.2.7</version>
     <build>
         <plugins>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.10.1</version>
                 <configuration>
                     <source>16</source>
                     <target>16</target>
@@ -19,6 +20,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-assembly-plugin</artifactId>
+                <version>3.3.0</version>
                 <configuration>
                     <archive>
                         <manifest>