diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c b/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c
index b237abc27ce6..adf138eac85c 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c
@@ -841,7 +841,7 @@ static int snbep_pcu_hw_config(struct intel_uncore_box *box, struct perf_event *
 	if (ev_sel >= 0xb && ev_sel <= 0xe) {
 		reg1->reg = SNBEP_PCU_MSR_PMON_BOX_FILTER;
 		reg1->idx = ev_sel - 0xb;
-		reg1->config = event->attr.config1 & (0xff << reg1->idx);
+		reg1->config = event->attr.config1 & (0xff << (reg1->idx * 8));
 	}
 	return 0;
 }