diff --git a/pineappl_py/.gitignore b/pineappl_py/.gitignore
index 21abbfe8..2452cb59 100644
--- a/pineappl_py/.gitignore
+++ b/pineappl_py/.gitignore
@@ -21,8 +21,13 @@ coverage.xml
 .coverage
 
 # Sphinx documentation
-docs/_build/
-doc/_build/
+# Ignore auto generated module references
+# TODO: while apidoc does not work, we need to preserve that folder
+# docs/source/modules
+# ignore temporary build files
+docs/build/
+# Ignore generated sphinx-bibtex file
+docs/source/bibtex.json
 
 # Environments
 .env
diff --git a/pineappl_py/docs/.gitignore b/pineappl_py/docs/.gitignore
deleted file mode 100644
index f6b158dd..00000000
--- a/pineappl_py/docs/.gitignore
+++ /dev/null
@@ -1,7 +0,0 @@
-# Ignore auto generated module references
-# TODO: while apidoc does not work, we need to preserve that folder
-# source/modules
-# ignore temporary build files
-build/
-# Ignore generated sphinx-bibtex file
-source/bibtex.json