diff --git a/cpu/cortexm_common/periph/pm.c b/cpu/cortexm_common/periph/pm.c
index dacf1b690afe04ed3ad74ddf64439046577b99e2..19930747eedfee2318a7239db428fa35d920cb7f 100644
--- a/cpu/cortexm_common/periph/pm.c
+++ b/cpu/cortexm_common/periph/pm.c
@@ -23,7 +23,7 @@
 #include "cpu.h"
 #include "periph/pm.h"
 
-#ifndef FEATURES_PERIPH_PM
+#ifndef FEATURE_PERIPH_PM
 void pm_set_lowest(void)
 {
     cortexm_sleep(0);