diff --git a/requirements.txt b/requirements.txt
index 7b79de2..fb78104 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ multidict==4.5.2
 pymongo==3.4.0
 pytz==2019.3
 sentry-sdk==0.17.8
-ujson==1.35
+ujson==5.4.0
 urllib3==1.25.10
 uvloop==0.13.0
 yarl==1.3.0