diff --git a/sys/Makefile.dep b/sys/Makefile.dep
index 4b6bec73a8..a19a5fdbd7 100644
--- a/sys/Makefile.dep
+++ b/sys/Makefile.dep
@@ -378,15 +378,6 @@ ifneq (,$(filter pthread,$(USEMODULE)))
   endif
 endif
 
-ifneq (,$(filter sched_round_robin,$(USEMODULE)))
-# this depends on either ztimer_usec or ztimer_msec if neither is used
-# prior to this msec is preferred
-  ifeq (,$(filter ztimer_usec,$(USEMODULE))$(filter ztimer_msec,$(USEMODULE)))
-    USEMODULE += ztimer_msec
-  endif
-  USEMODULE += sched_runq_callback
-endif
-
 ifneq (,$(filter saul_reg,$(USEMODULE)))
   USEMODULE += saul
 endif
diff --git a/sys/sched_round_robin/Makefile.dep b/sys/sched_round_robin/Makefile.dep
new file mode 100644
index 0000000000..9855c70dec
--- /dev/null
+++ b/sys/sched_round_robin/Makefile.dep
@@ -0,0 +1,7 @@
+# this depends on either ztimer_usec or ztimer_msec if neither is used
+# prior to this msec is preferred
+ifeq (,$(filter ztimer_usec,$(USEMODULE))$(filter ztimer_msec,$(USEMODULE)))
+  USEMODULE += ztimer_msec
+endif
+
+USEMODULE += sched_runq_callback