diff --git a/pyproject.toml b/pyproject.toml
index 9b16249f..564c955d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -66,7 +66,7 @@ dependencies = [
 
 [project.optional-dependencies]
 all = ["neurocaps[benchmark, demo, development, test, windows]"]
-benchmark = ["asv", "virtualenv<21.13.1"]
+benchmark = ["asv", "virtualenv<21.14.7"]
 demo = ["ipywidgets", "openneuro-py"]
 development = ["pre-commit"]
 test = ["pytest", "pytest-cov", "pytest-rerunfailures"]