diff --git a/requirements.txt b/requirements.txt
index 97bff0d..9d11c9e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,4 +18,4 @@ pytz==2019.1
 six==1.12.0
 sqlparse==0.3.0
 text-unidecode==1.2
-ujson==1.35
+ujson==5.2.0