diff --git a/.gitignore b/.gitignore
index 8f74459..8c5079b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -79,3 +79,7 @@ fabric.properties
 /target
 src/main/resources/logs/RaupenLog.log
 src/main/resources/output/CompilerInput.class
+src/test/resources/output/javac/CompilerInput$Test.class
+src/test/resources/output/javac/CompilerInput.class
+src/test/resources/output/raupenpiler/CompilerInput.class
+src/test/resources/output/raupenpiler/CompilerInput$Test.class
diff --git a/pom.xml b/pom.xml
index 27cbd7f..0baf035 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,9 +4,9 @@
          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>org.example</groupId>
+    <groupId>de.dhbw-stuttgart</groupId>
     <artifactId>JavaCompiler</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>1.0</version>
 
     <properties>
         <java.version>22</java.version>
@@ -69,5 +69,4 @@
             </plugin>
         </plugins>
     </build>
-
 </project>
\ No newline at end of file
diff --git a/src/main/java/main/Main.java b/src/main/java/main/Main.java
index 5384677..8b858b4 100644
--- a/src/main/java/main/Main.java
+++ b/src/main/java/main/Main.java
@@ -20,15 +20,15 @@ import java.nio.file.Paths;
  * <p> <code> cd .\src\test\ </code>
  * <p> <code> make clean compile-raupenpiler </code>
  * <p> Start Raupenpiler using jar:
- * <p> <code> java.exe -jar .\target\JavaCompiler-1.0-SNAPSHOT-jar-with-dependencies.jar 'path_to_input_file.java' 'path_to_output_directory' </code>
- * <p> Example:
+ * <p> <code> java.exe -jar path_to_jar\JavaCompiler-1.0-SNAPSHOT-jar-with-dependencies.jar 'path_to_input_file.java' 'path_to_output_directory' </code>
+ * <p> Example (jar needs to be in the target directory, compile with make or mvn package first):
  * <code> java.exe -jar .\target\JavaCompiler-1.0-SNAPSHOT-jar-with-dependencies.jar 'src/main/resources/input/CompilerInput.java' 'src/main/resources/output' </code>
  */
 public class Main {
 
 
     public static void main(String[] args) throws Exception {
-        if (args.length > 0) {
+        if (args.length == 2) {
             // args[0] is the input file path
             // args[1] is the output directory path
             String inputFilePath = args[0];
@@ -41,7 +41,7 @@ public class Main {
                 System.err.println("Error reading the file: " + e.getMessage());
             }
         }
-        /*        !!! Else Branch ist nicht zur Verwendung vorgesehen, immer mit args starten !!!
+        /*        !!! Else Branch (main ohne args starten) ist nicht zur Verwendung vorgesehen, immer mit args starten !!!
         else {
             try {
                 CharStream codeCharStream = CharStreams.fromPath(Paths.get("src/main/resources/input/CompilerInput.java"));