diff --git a/requirements.txt b/requirements.txt
index 2ecd4257..ad583695 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ Sphinx==7.2.6
 lxml==5.1.0
 flake8==7.0.0
 Jinja2==3.1.3
-pytz==2023.3.post1
+pytz==2023.4
 python-dateutil==2.8.2
 # These are requirements above, added here to pin versions
 docutils==0.20.1