diff --git a/doc/.gitignore b/doc/.gitignore
index 860ad386..0f95bc30 100644
--- a/doc/.gitignore
+++ b/doc/.gitignore
@@ -1 +1,2 @@
+_build
 conf.py
diff --git a/doc/figures/.gitignore b/doc/figures/.gitignore
index 8a4302a0..5f66f098 100644
--- a/doc/figures/.gitignore
+++ b/doc/figures/.gitignore
@@ -1,3 +1,4 @@
+cel.jpg
 document-properties.jpg
 host.jpg
 hub.jpg