diff --git a/rsselector.sh b/rsselector.sh
index b0adaffff6fdf5c8afb86bfaf64ed7d60044b892..72e4fe71ff0891a725abe8223f7d156e095e389f 100644
--- a/rsselector.sh
+++ b/rsselector.sh
@@ -35,7 +35,7 @@ function log() {
   echo ${*} >>${logfile}
 }
 
-function now() {
+function nowUTC() {
   # print the number of seconds elapsed since Jan 1 1970 00:00 in UTC
   date -u +%s
 }
@@ -106,12 +106,13 @@ JGetMessage -H localhost -T MSG -d 3 >${daq_log_file} &
 
 # Copy selected run setup file, changing the run number
 
+run_start_time=`nowUTC`
 
 # Launch the DM
 dm_driver ${run_duration} | mono DetectorControl.exe --control --reset &
 
 # Launch the DAQ
-DAQ.sh ${run_number}
+daq.sh ${run_number} ${run_start_time} ${run_duration}
 
 # Point the browser to the correct address, if required
 zenity --question \