diff --git a/.gitignore b/.gitignore
index 9f1ce12c726165db48c9eee87d0e41877673fc87..9d357e3bb7210767d4075beb91c0a09d76b21f11 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,7 @@
 /docs/fr/pdf
 /docs/en/pdf
 /release
+docs/pdf_build
 
 # dependencies
 /node_modules