diff --git a/{{cookiecutter.project_slug}}/requirements/base.txt b/{{cookiecutter.project_slug}}/requirements/base.txt
index 8bc4cf9f2..43a18a707 100644
--- a/{{cookiecutter.project_slug}}/requirements/base.txt
+++ b/{{cookiecutter.project_slug}}/requirements/base.txt
@@ -24,7 +24,7 @@ flower==2.0.1  # https://github.com/mher/flower
 {%- endif %}
 {%- if cookiecutter.use_async == 'y' %}
 uvicorn[standard]==0.36.0  # https://github.com/encode/uvicorn
-uvicorn-worker==0.3.0  # https://github.com/Kludex/uvicorn-worker
+uvicorn-worker==0.4.0  # https://github.com/Kludex/uvicorn-worker
 {%- endif %}
 
 # Django