diff --git a/fitbot-rasa/requirements.txt b/fitbot-rasa/requirements.txt
index 040b3b1..3f91e48 100644
--- a/fitbot-rasa/requirements.txt
+++ b/fitbot-rasa/requirements.txt
@@ -124,7 +124,7 @@ Twisted==18.9.0
 typed-ast==1.3.1
 typing==3.6.4
 tzlocal==1.5.1
-ujson==1.35
+ujson==5.4.0
 urllib3>=1.23
 wcwidth==0.1.7
 webexteamssdk==1.1.1