diff --git a/test/bench/openmp/heat.sh b/test/bench/openmp/heat.sh
index b3b3371..f981ee0 100644
--- a/test/bench/openmp/heat.sh
+++ b/test/bench/openmp/heat.sh
@@ -3,7 +3,7 @@ export NOSV_CONFIG_OVERRIDE=instrumentation.version=ovni,ovni.level=2
 #export OMP_NUM_THREADS=1
 export OMP_OVNI=1
 
-b6_heat_ompv
+b6_heat_ompv -b 128 -t 10
 
 ovnisort ovni
 ovnitop ovni