diff --git a/requirements-dev.txt b/requirements-dev.txt
index 670a73ee..09f05629 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,6 +1,6 @@
 black==24.1.1
-Sphinx==5.0.2
-sphinx-rtd-theme==1.0.0
+Sphinx==8.0.0
+sphinx-rtd-theme==3.0.2
 sphinx-click==4.0.0
 pyinstaller  # version not pinned due to latest used by release procedure
 pylint==2.17.3