diff --git a/linux/testvector-generation/checkpointSweep.sh b/linux/testvector-generation/checkpointSweep.sh
index 74ed9ecf5..c1543677c 100755
--- a/linux/testvector-generation/checkpointSweep.sh
+++ b/linux/testvector-generation/checkpointSweep.sh
@@ -1,5 +1,5 @@
 for index in {450..500}
 do 
     instrs=$(($index*1000000))
-    echo "y" | nice -n 5 ./genCheckpoint.sh $instrs 0
+    echo "y" | nice -n 5 ./genCheckpoint.sh $instrs
 done