diff --git a/test.sh b/test.sh
index aa4178d..1778538 100755
--- a/test.sh
+++ b/test.sh
@@ -2,7 +2,7 @@
 set -u 
 set -e 
 
-dd if=/dev/urandom of=data.send bs=1024 count=64 status=none
+dd if=/dev/urandom of=data.send bs=1024 count=5K status=none
 ./send.py tx.int16 < data.send
 
 killall -q arecord aplay || true