diff --git a/requirements-dev.txt b/requirements-dev.txt
index 72075c15..623aa73a 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -15,6 +15,6 @@ PyYAML==6.0.1
 six==1.15.0
 toml==0.10.2
 tox==4.7.0
-virtualenv==20.26.6
+virtualenv==20.36.1
 sphinx==5.3.0
 recommonmark==0.7.1