diff --git a/requirements.txt b/requirements.txt
index f65f40e..3b4ba18 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ simplejson==3.17.0
 six==1.15.0
 transaction==3.0.0
 translationstring==1.3
-ujson==2.0.3
+ujson==3.0.0
 urllib3==1.25.9
 venusian==3.0.0
 waitress==1.4.4