diff --git a/prodtests/full_system_test.sh b/prodtests/full_system_test.sh
index 6100e3ed87a2c..a799afbbbfd3d 100755
--- a/prodtests/full_system_test.sh
+++ b/prodtests/full_system_test.sh
@@ -31,7 +31,7 @@ fi
 # --> the taskwrapper as a simple control and monitoring tool
 #     (look inside the jobutils.sh file for documentation)
 # --> utilities to query CPU count
-. ${O2_ROOT}/share/scripts/jobutils.sh
+. ${O2_ROOT}/share/scripts/jobutils2.sh
 
 # make sure that correct format will be used irrespecive of the locale
 export LC_NUMERIC=C