diff --git a/docs/requirements.txt b/docs/requirements.txt
index 0f51316..305e14a 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,3 @@
-sphinx~=3.0
+sphinx~=4.2
 sphinxcontrib-platformpicker~=1.1
--e git+http://github.com/pygments/pygments.git#egg=pygments
 sphinx-rtd-theme~=0.5.0