diff --git a/profiles/realtime/tuned.conf b/profiles/realtime/tuned.conf
index 301ec5f..c184561 100644
--- a/profiles/realtime/tuned.conf
+++ b/profiles/realtime/tuned.conf
@@ -15,7 +15,7 @@ not_isolated_cpumask = ${f:cpulist2hex_invert:${isolated_cores}}
 [sysctl]
 kernel.hung_task_timeout_secs = 600
 kernel.nmi_watchdog = 0
-kernel.sched_rt_runtime_us = 1000000
+kernel.sched_rt_runtime_us = -1
 vm.stat_interval = 10
 kernel.timer_migration = 0