diff --git a/benchmarks/requirements.txt b/benchmarks/requirements.txt
index 8049d5d..d9ad943 100644
--- a/benchmarks/requirements.txt
+++ b/benchmarks/requirements.txt
@@ -5,6 +5,6 @@ httpie==2.2.0
 sanic==20.3.0
 starlette==0.13.4
 trinket==0.1.5
-ujson==2.0.3
+ujson==5.2.0
 uvicorn==0.11.7
 uvloop==0.14.0