diff --git a/pom.xml b/pom.xml
index 752038723b0e09aa3fd8cafc8eb94b3920b81e11..bfb5d253ec40c48363e3f3b5ff7e1d130e399327 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,31 +1,38 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <modelVersion>4.0.0</modelVersion>
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
 
-    <groupId>de.fossag.hackatron</groupId>
-    <artifactId>hackatron-wrapper</artifactId>
-    <version>1.0-SNAPSHOT</version>
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jar-plugin</artifactId>
-                <configuration>
-                    <archive>
-                        <manifestFile>src/main/resources/META-INF/MANIFEST.MF</manifestFile>
-                    </archive>
-                </configuration>
-            </plugin>
-        </plugins>
-    </build>
+  <groupId>de.fossag.hackatron</groupId>
+  <artifactId>hackatron-wrapper</artifactId>
+  <version>1.0-SNAPSHOT</version>
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>exec-maven-plugin</artifactId>
+        <version>3.1.0</version>
+        <executions>
+          <execution>
+            <phase>package</phase>
+            <goals>
+              <goal>java</goal>
+            </goals>
+          </execution>
+        </executions>
+        <configuration>
+          <mainClass>de.fossag.Main</mainClass>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
 
-    <properties>
-        <maven.compiler.source>20</maven.compiler.source>
-        <maven.compiler.target>20</maven.compiler.target>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <exec.mainClass>de.fossag.Main</exec.mainClass>
-    </properties>
+  <properties>
+    <maven.compiler.source>17</maven.compiler.source>
+    <maven.compiler.target>17</maven.compiler.target>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <exec.mainClass>de.fossag.Main</exec.mainClass>
+  </properties>
 
 </project>
\ No newline at end of file