diff --git a/Makefile b/Makefile
index 95a1d950a2..ac929bec4c 100644
--- a/Makefile
+++ b/Makefile
@@ -238,7 +238,6 @@ clean:
 	$(Q)find . -mindepth 2 -name Makefile -exec sh -c 'echo "Cleaning {}"; $(MAKE) -C `dirname {}` $@' \;
 	$(Q)find . -name '*~' -exec rm -f {} \;
 	$(Q)rm -f paparazzi sw/simulator/launchsitl
-	$(Q)rm -rf tests/results/*
 
 cleanspaces:
 	find ./sw/airborne -name '*.[ch]' -exec sed -i {} -e 's/[ \t]*$$//' \;
diff --git a/sw/in_progress/videolizer/wis-go7007-linux/Makefile b/sw/in_progress/videolizer/wis-go7007-linux/Makefile
index abe30d3613..3f130a9785 100644
--- a/sw/in_progress/videolizer/wis-go7007-linux/Makefile
+++ b/sw/in_progress/videolizer/wis-go7007-linux/Makefile
@@ -89,6 +89,7 @@ endif
 	$(MAKE) install -C apps DESTDIR=$(DESTDIR)
 
 clean:
-	$(MAKE) clean -C $(KSRC) M=$(shell pwd)/kernel
+	$(MAKE) clean -C $(KSRC) $(shell pwd)/kernel
 	rm -f hotplug/wis-ezusb udev/wis-ezusb.rules
 	$(MAKE) clean -C apps
+