diff --git a/requirements.txt b/requirements.txt
index 2795e2b..392a44f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,7 +33,7 @@ sanic==19.6.2
 six==1.12.0
 toml==0.10.0
 typing-extensions==3.7.4
-ujson==1.35
+ujson==5.2.0
 urllib3==1.25.3
 uvloop==0.12.2
 wcwidth==0.1.7