diff --git a/Makefile b/Makefile
index f77a3a6d..29146ff1 100644
--- a/Makefile
+++ b/Makefile
@@ -19,7 +19,8 @@ docs: venv
 
 .PHONY: watchdocs
 watchdocs: venv
-	$(VENV)/bin/sphinx-autobuild -b html docs build/docs/html/;
+	-mkdir -p build/docs/watch/
+	$(VENV)/bin/sphinx-autobuild -b html docs build/docs/watch/;
 
 .PHONY: version
 version:
diff --git a/pyproject.toml b/pyproject.toml
index cf8eb4c2..94327eac 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,6 +35,7 @@ dev = [
     "pytest",
     "pytest-cov",
     "sphinx",
+    "sphinx-autobuild",
     "sphinx-intl",
     "build",
     "twine",