diff --git a/.gitignore b/.gitignore
index 2bcbd63..ca0ab96 100644
--- a/.gitignore
+++ b/.gitignore
@@ -70,6 +70,8 @@ instance/
 
 # Sphinx documentation
 docs/_build/
+*/_build/
+*/*/_build/
 
 # PyBuilder
 .pybuilder/