diff --git a/kernel/Kconfig.preempt b/kernel/Kconfig.preempt
index c2f1fd95a8214759dcd2e62d416dfa4e73ca3daf..dc2a630f200a1665f8232a2983c38b82ac9c4b07 100644
--- a/kernel/Kconfig.preempt
+++ b/kernel/Kconfig.preempt
@@ -117,7 +117,7 @@ config PREEMPT_DYNAMIC
 
 config SCHED_CORE
 	bool "Core Scheduling for SMT"
-	depends on SCHED_SMT
+	depends on SCHED_SMT && !QOS_SCHED_SMT_EXPELLER
 	help
 	  This option permits Core Scheduling, a means of coordinated task
 	  selection across SMT siblings. When enabled -- see