diff --git a/Makefile.include b/Makefile.include
index 6a15b3de2..0c2988548 100644
--- a/Makefile.include
+++ b/Makefile.include
@@ -25,7 +25,7 @@ usage:
 	@echo "make MAKETARGETS... [TARGET=(TARGET)] [savetarget] [targets]"
 
 targets:
-	@ls -1 $(CONTIKI)/platform | grep -v CVS
+	@ls -1 $(CONTIKI)/platform $(TARGETDIRS) | grep -v CVS
 
 savetarget:
 	-@rm -f Makefile.target