diff --git a/drivers/timers/Make.defs b/drivers/timers/Make.defs
index fa14e5311bc..1b0bf427fb8 100644
--- a/drivers/timers/Make.defs
+++ b/drivers/timers/Make.defs
@@ -155,10 +155,14 @@ endif
 
 ifeq ($(CONFIG_PTP_CLOCK),y)
   CSRCS += ptp_clock.c
+  TMRDEPPATH = --dep-path timers
+  TMRVPATH = :timers
 endif
 
 ifeq ($(CONFIG_PTP_CLOCK_DUMMY),y)
   CSRCS += ptp_clock_dummy.c
+  TMRDEPPATH = --dep-path timers
+  TMRVPATH = :timers
 endif
 
 # Include timer build support (if any were selected)