diff --git a/cpu/native/Makefile.dep b/cpu/native/Makefile.dep
index 36f155135f..19ddb2ea39 100644
--- a/cpu/native/Makefile.dep
+++ b/cpu/native/Makefile.dep
@@ -16,7 +16,8 @@ endif
 ifeq (,$(filter stdio_%,$(USEMODULE)))
   USEMODULE += stdio_native
 endif
-ifeq (,$(filter periph_rtc,$(USEMODULE)))
+
+ifneq (,$(filter periph_rtc,$(USEMODULE)))
   USEMODULE += xtimer
 endif