diff --git a/requirements-dev.txt b/requirements-dev.txt
index 820b554..2251388 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -50,6 +50,6 @@ six==1.15.0
 SQLAlchemy==1.3.22
 toml==0.10.2
 urllib3==1.25.11
-virtualenv==20.4.0
+virtualenv==20.26.6
 wrapt==1.12.1
 zipp==1.2.0