diff --git a/Doc/requirements.txt b/Doc/requirements.txt
index d81fef288caed3..118e6c322b4be2 100644
--- a/Doc/requirements.txt
+++ b/Doc/requirements.txt
@@ -6,12 +6,13 @@
# Sphinx version is pinned so that new versions that introduce new warnings
# won't suddenly cause build failures. Updating the version is fine as long
# as no warnings are raised by doing so.
-sphinx==4.5.0
+sphinx~=7.2.0
blurb
sphinx-autobuild
-sphinxext-opengraph>=0.7.1
+sphinxext-opengraph==0.7.5
+sphinx-notfound-page==1.0.0
# The theme used by the documentation is stored separately, so we need
# to install that as well.
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