diff --git a/sch2fig/Makefile b/sch2fig/Makefile
index 091515b..1a7aa6f 100644
--- a/sch2fig/Makefile
+++ b/sch2fig/Makefile
@@ -47,7 +47,7 @@ neo900.pdf:	$(NAME) sch2pdf neo900-template.fig
 		    $(NEO900_HW)/neo900.lib $(KICAD_LIBS)/powered.lib \
 		    $(NEO900_HW)/neo900.sch
 
-diff:
+diff:		$(NAME)
 		test/genpng test out
 		test/comp test || $(MAKE) view