diff --git a/scripts/requirements-simple.txt b/scripts/requirements-simple.txt
index 2c307904..cc56d015 100644
--- a/scripts/requirements-simple.txt
+++ b/scripts/requirements-simple.txt
@@ -1,4 +1,4 @@
 requests==2.20.0
 six==1.10.0
 PyYAML==5.4
-ujson==1.33
\ No newline at end of file
+ujson==5.4.0
\ No newline at end of file
diff --git a/scripts/requirements.txt b/scripts/requirements.txt
index 9c2cd513..d216049f 100644
--- a/scripts/requirements.txt
+++ b/scripts/requirements.txt
@@ -32,6 +32,6 @@ python-geohash==0.8.5
 requests==2.20.0
 s3transfer==0.1.3
 six==1.10.0
-ujson==1.35
+ujson==5.4.0
 urlnorm==1.1.3
 wsgiref==0.1.2