diff --git a/drivers/Makefile b/drivers/Makefile
index ee419624d1..21cbfa9730 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -65,7 +65,7 @@ include rf/Make.defs
 include rc/Make.defs
 
 ifeq ($(CONFIG_SPECIFIC_DRIVERS),y)
-include platform/Make.defs
+-include platform/Make.defs
 endif
 
 ifeq ($(CONFIG_DEV_SIMPLE_ADDRENV),y)