diff --git a/fuzz.sh b/fuzz.sh
index 590276f..7230a98 100755
--- a/fuzz.sh
+++ b/fuzz.sh
@@ -3,7 +3,7 @@ while true; do
 	radamsa -o /tmp/input$$-%n -n 100 ~/Documents/KIT/2019/Prog/final2/*input.txt
 	for filename in /tmp/input$$-*; do
 		echo "exit" >> $filename
-		java -cp out/production/final2/ edu.kit.informatik.Main < $filename
+		java -cp out/production/final2/ -Xshare:on edu.kit.informatik.Main < $filename
 		if [ $? -eq 0 ]; then
 			echo OK
 		else