diff --git a/doc/utils/requirements.txt b/doc/utils/requirements.txt
index b86522baf4..2312037b5c 100644
--- a/doc/utils/requirements.txt
+++ b/doc/utils/requirements.txt
@@ -1,5 +1,5 @@
 Sphinx
 sphinxcontrib-spelling
-sphinx-fortran
+git+https://github.com/akohlmey/sphinx-fortran@parallel-read
 breathe
 Pygments