try pinning version?

FoamyGuy · FoamyGuy · commit 94e37c18d96c · 2023-01-09T15:18:55.000-06:00
diff --git a/docs/requirements.txt b/docs/requirements.txt
@@ -3,4 +3,4 @@
 # SPDX-License-Identifier: Unlicense
 
 sphinx>=4.0.0
-sphinx-rtd-theme --install-option="--upgrade"
+sphinx-rtd-theme==1.1.1
