diff --git a/ab.sh b/ab.sh
index 03abcfd..2884549 100755
--- a/ab.sh
+++ b/ab.sh
@@ -28,6 +28,8 @@ CONCURRENCY=32
 CSV="./results/${NAME}-<run>.csv"
 LOG="./results/${NAME}-<run>.log"
 
+mkdir './results' >/dev/null 2>&1
+
 echo
 echo "benchmarking $URL:"
 echo " - name        : $NAME"