diff --git a/Makefile b/Makefile
index c006762..3bab977 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,6 @@
+.PHONY: all serve
+
+#: Build everything
 all: pypi/Mathics3-7.0.1.dev0-py3-none-any.whl pypi/pymathics_graph-7.0.1.dev0-py3-none-any.whl pypi/Mathics3_notebook_frontends-0.1.0-py3-none-any.whl
 	jupyter lite build --contents content --output-dir dist
 	cp -f index.html dist/index.html
@@ -12,5 +15,6 @@ pypi/Mathics3_notebook_frontends-0.1.0-py3-none-any.whl:
 	cd Mathics3-notebook-frontends && python3 -m build
 	cp -f Mathics3-notebook-frontends/dist/Mathics3_notebook_frontends-0.1.0-py3-none-any.whl $@
 
+#: Start a HTTP webserver running Mathics3-live
 serve: all
 	cd dist && python3 -m http.server