diff --git a/src/main/java/de/dhbwstuttgart/environment/CompilationEnvironment.java b/src/main/java/de/dhbwstuttgart/environment/CompilationEnvironment.java
index b26d1eee..0e2a4534 100644
--- a/src/main/java/de/dhbwstuttgart/environment/CompilationEnvironment.java
+++ b/src/main/java/de/dhbwstuttgart/environment/CompilationEnvironment.java
@@ -75,7 +75,7 @@ public class CompilationEnvironment {
 		ClassLoader classLoader = compiler.getClassLoader();
 		List<Class> ret = new ArrayList<>();
 		// Set classLoader to include default package for this specific source file
-		File dir = sourceFile.getParentFile();
+		File dir = sourceFile.getAbsoluteFile().getParentFile();
 		String dirPath = dir.toString() + "/";
 		if (packageName.length() > 0)
 			dirPath = dirPath.substring(0, dirPath.length() - packageName.length() - 1);