diff --git a/doc/requirements.txt b/doc/requirements.txt
index d28a4464..02d6ffad 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -1,8 +1,9 @@
-sphinx==1.8.5
+sphinx~=4.2.0
 git+https://github.com/fabpot/sphinx-php.git
-sphinx-rtd-theme==1.0.0
-sphinxcontrib-spelling
+sphinx-rtd-theme==1.2.0
+sphinxcontrib-spelling~=7.2.0
 sphinxcontrib-phpdomain
+# no idea what this is but it started to conflict
+sphinxcontrib-applehelp==1.0.2
 pyenchant
 docutils==0.17.1
-jinja2<3.1.0