diff --git a/src/ci/bin/test_slurm.inc.sh b/src/ci/bin/test_slurm.inc.sh
index 81db19fff9..26fe52af9e 100644
--- a/src/ci/bin/test_slurm.inc.sh
+++ b/src/ci/bin/test_slurm.inc.sh
@@ -56,7 +56,7 @@ EOF
 ClusterName=localhost
 ControlMachine=localhost
 NodeName=localhost CPUs=4 Sockets=1 CoresPerSocket=2 ThreadsPerCore=2
-PartitionName=localpartition Nodes=localhost Default=YES
+PartitionName=localpartition Nodes=localhost Default=YES Oversubscribe=Force
 ProctrackType=proctrack/pgid
 ReturnToService=1
 SelectType=select/cons_tres