diff --git a/benchmark/sirun/appsec-iast/meta.json b/benchmark/sirun/appsec-iast/meta.json
index 5d505ff822..16a1988b5f 100644
--- a/benchmark/sirun/appsec-iast/meta.json
+++ b/benchmark/sirun/appsec-iast/meta.json
@@ -2,18 +2,18 @@
   "name": "appsec-iast",
   "cachegrind": false,
   "instructions": false,
-  "iterations": 15,
+  "iterations": 1,
   "variants": {
     "startup-time-control": {
       "run": "node --cpu-prof --require ../../../init.js insecure-bank.js",
-      "run_with_affinity": "bash -c \"taskset -c $CPU_AFFINITY node --cpu-prof --cpu-prof-dir /go/src/github.com/DataDog/apm-reliability/dd-trace-js/platform/artifacts/ --require ../../../init.js insecure-bank.js\"",
+      "run_with_affinity": "bash -c \"taskset -c $CPU_AFFINITY node --cpu-prof --cpu-prof-name control.cpuprofile --cpu-prof-dir /go/src/github.com/DataDog/apm-reliability/dd-trace-js/platform/artifacts/ --require ../../../init.js insecure-bank.js\"",
       "env": {
         "DD_IAST_ENABLED": "0"
       }
     },
     "startup-time-iast-enabled": {
       "run": "node --cpu-prof --require ../../../init.js insecure-bank.js",
-      "run_with_affinity": "bash -c \"taskset -c $CPU_AFFINITY node --cpu-prof --cpu-prof-dir /go/src/github.com/DataDog/apm-reliability/dd-trace-js/platform/artifacts/ --require ../../../init.js insecure-bank.js\"",
+      "run_with_affinity": "bash -c \"taskset -c $CPU_AFFINITY node --cpu-prof --cpu-prof-name iast.cpuprofile --cpu-prof-dir /go/src/github.com/DataDog/apm-reliability/dd-trace-js/platform/artifacts/ --require ../../../init.js insecure-bank.js\"",
       "baseline": "startup-time-control",
       "env": {
         "DD_IAST_ENABLED": "1"