diff --git a/doc/.gitignore b/doc/.gitignore
index a007fea..e69de29 100644
--- a/doc/.gitignore
+++ b/doc/.gitignore
@@ -1 +0,0 @@
-build/*
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 2a5efd0..2b7b026 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -28,6 +28,10 @@ release = re.sub('^v', '', os.popen('git describe --always --tags --dirty').read
 # The short X.Y version.
 version = release
 
+try:
+	os.mkdir('../build/_doxygen')
+except FileExistsError:
+	pass
 subprocess.call('doxygen Doxyfile.in', shell=True)
 
 # -- General configuration ---------------------------------------------------