diff --git a/scripts/qp_srun b/scripts/qp_srun
index 0baad554..37363610 100755
--- a/scripts/qp_srun
+++ b/scripts/qp_srun
@@ -84,7 +84,7 @@ if [[ $NPROC -gt 1 ]] ; then
   done
   echo "Starting slaves"
   srun -n $((${SLURM_NTASKS}-1))  \
-    qp_run -slave $PROG $INPUT > $INPUT.slaves.out
+    qp_run --slave $PROG $INPUT > $INPUT.slaves.out
 fi
 wait