diff --git a/requirements-dev.txt b/requirements-dev.txt
index ec1ab43..ccf3fb7 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -25,6 +25,6 @@ pytest==8.3.3
 PyYAML==6.0.2
 setuptools==75.6.0
 tomlkit==0.13.2
-virtualenv==20.27.1
+virtualenv==20.28.0
 wrapt==1.17.0
 zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability