diff --git a/autostart_mobile_measurement.sh b/autostart_mobile_measurement.sh
index 6b5467e..915d05b 100755
--- a/autostart_mobile_measurement.sh
+++ b/autostart_mobile_measurement.sh
@@ -1,7 +1,8 @@
 #!/bin/bash
 
 WORKING_DIR="/home/prause/measurement-scripts/"
-NEW_DIR="/home/prause/mobile_measurements/$(date +%F_%H-%M-%S)/"
+DATE=$(date +%F_%H-%M-%S)
+NEW_DIR="/home/prause/mobile_measurements/$DATE/"
 
 export PIPENV_VENV_IN_PROJECT=1
 mkdir $NEW_DIR
@@ -13,5 +14,5 @@ pipenv run pipenv run ./measurement_main.py -c 130.75.73.69 \
  --serial /dev/ttyUSB2 \
  -n 10 \
  --folder $NEW_DIR \
- --prefix automated \
+ --prefix automated_$DATE \
  -i wwan0