diff --git a/docs/Makefile.local b/docs/Makefile.local
index 352ffd3..fbd18f2 100644
--- a/docs/Makefile.local
+++ b/docs/Makefile.local
@@ -1,14 +1,15 @@
 sphinx/html: images
 sphinx/clean: clean-images
+assets: images
 
 images:
 	make -C images/
 clean-images:
 	make -C images/ clean
 
 .PHONY: images clean-images
 
 
 # Local Variables:
 # mode: makefile
 # End: