diff --git a/docs/Makefile b/docs/Makefile
index 61a0dd90d3c5750ab7e3465a27475ff5c9c2dc67..bb6819d4f6c6b94c3949a8b86d38e102f4658880 100644
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -51,6 +51,9 @@ html:
 	@echo
 	@echo "Build finished. The HTML pages are in $(BUILDDIR)/html."
 
+watch_html:
+	while :; do inotifywait -e modify -e create -e delete -e move -r .. && make html; done
+
 dirhtml:
 	$(SPHINXBUILD) -b dirhtml $(ALLSPHINXOPTS) $(BUILDDIR)/dirhtml
 	@echo