diff --git a/benchmarks/mrich/config.yml b/benchmarks/mrich/config.yml
index ab26a2347559916b1740db345c94105b01b88167..1c1f17feb403cf3d3b60e34b04589dc14f048a57 100644
--- a/benchmarks/mrich/config.yml
+++ b/benchmarks/mrich/config.yml
@@ -4,7 +4,7 @@ sim:backward:
   variables:
     JUGGLER_SIM_FILE: "sim_output/sim_pid_backward_${PARTICLE}_5GeV.root"
   script:
-    - npsim --runType batch --numberOfEvents 100 --compactFile ${DETECTOR_PATH}/${JUGGLER_DETECTOR}.xml --enableGun --gun.energy "5*GeV" --gun.particle "${PARTICLE}" --gun.thetaMin 130*deg --gun.thetaMax 177*deg --gun.distribution "cos(theta)" --outputFile ${JUGGLER_SIM_FILE}
+    - npsim --runType batch --numberOfEvents ${JUGGLER_N_EVENTS} --compactFile ${DETECTOR_PATH}/${JUGGLER_DETECTOR}.xml --enableGun --gun.energy "5*GeV" --gun.particle "${PARTICLE}" --gun.thetaMin 130*deg --gun.thetaMax 177*deg --gun.distribution "cos(theta)" --outputFile ${JUGGLER_SIM_FILE}
     - rootls -t ${JUGGLER_SIM_FILE}
   parallel:
     matrix: