diff --git a/doc/Makefile b/doc/Makefile
index b2156a1a4..d0f0c8809 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -1,3 +1,4 @@
+.PHONY: default
 default: sphinx
 
 .PHONY: sphinx
diff --git a/doc/sphinx/Makefile b/doc/sphinx/Makefile
index 3019dde39..90aa7e331 100644
--- a/doc/sphinx/Makefile
+++ b/doc/sphinx/Makefile
@@ -54,8 +54,7 @@ update_prod:
 # place the autogenerated files in the source tree.
 .PHONY: build
 build:
-    cd cclib
-	python -m build --sdist
+    cd cclib; python -m build --sdist
 
 # Since we have two separate directories, 'checking out' a branch actually
 # means making a symlink to the appropriate directory, because scripts should be