diff --git a/.github/actions/sphinx-build-all/Dockerfile b/.github/actions/sphinx-build-all/Dockerfile
index 773992f..009f35a 100644
--- a/.github/actions/sphinx-build-all/Dockerfile
+++ b/.github/actions/sphinx-build-all/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9-slim
+FROM python:3.12-slim
 
 RUN apt-get update \
  && apt-get install -y \
diff --git a/requirements.txt b/requirements.txt
index c1c7ff9..3b61fc3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,10 +1,5 @@
-Sphinx<4
-sphinx-autobuild
-sphinxcontrib-applehelp <1.0.5
-sphinxcontrib-devhelp <1.0.3
-sphinxcontrib-htmlhelp <2.0.2
-sphinxcontrib-qthelp <1.0.4
-sphinxcontrib-serializinghtml <1.1.6
-sphinx-rtd-theme <2
-sphinx-intl
-Jinja2 <3.1.0
+Sphinx ~=7.3.7
+sphinx-autobuild ~= 2024.4.16
+sphinx-rtd-theme ~=2.0.0
+sphinx-intl ~=2.2.0
+Jinja2 ~=3.1.3