diff --git a/.github/workflows/constraints.txt b/.github/workflows/constraints.txt
index 7e72ac88..70bc945b 100644
--- a/.github/workflows/constraints.txt
+++ b/.github/workflows/constraints.txt
@@ -2,4 +2,4 @@ pip==20.3.3
 nox==2020.12.31
 nox-poetry==0.7.0
 poetry==1.0.10
-virtualenv==20.3.0
+virtualenv==20.3.1