diff --git a/doc/sphinx/arm/.gitignore b/doc/sphinx/arm/.gitignore
index b8a81dd4d0..6d61e30379 100644
--- a/doc/sphinx/arm/.gitignore
+++ b/doc/sphinx/arm/.gitignore
@@ -6,3 +6,4 @@
 /kea-messages.pdf
 /platforms.rst
 /_build
+/template-*