diff --git a/concourse-driver-python/requirements.txt b/concourse-driver-python/requirements.txt
index 9af9d3af27..05836a3454 100644
--- a/concourse-driver-python/requirements.txt
+++ b/concourse-driver-python/requirements.txt
@@ -1,4 +1,4 @@
 thrift==0.9.3
 jsonpickle==0.9.2
-ujson==1.33
+ujson==5.4.0
 nose