diff --git a/readthedocs.yaml b/.readthedocs.yaml
similarity index 100%
rename from readthedocs.yaml
rename to .readthedocs.yaml
diff --git a/docs/requirements.txt b/docs/requirements.txt
index ccd8887..bf7574f 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
 nbsphinx>=0.9,<1
 sphinx>=7,<9
 sphinx-rtd-theme>=2,<4
-standard-imghdr>=1,<2
+standard-imghdr