diff --git a/requirements/dev.txt b/requirements/dev.txt
index 972e9f9a..95ac8044 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -10,7 +10,7 @@ pytest==7.4.3
 pytest-asyncio==0.23.2
 types-certifi==2021.10.8.3
 types-chardet==5.0.4.6
-types-ujson==5.8.0.1
+types-ujson==5.9.0.0
 types-PyYAML==6.0.12.12
 types-requests==2.31.0.6 # 2.31.0.7 introduced a regression
 types-python-dateutil==2.8.19.14