diff --git a/example/requirements.txt b/example/requirements.txt
index 851b9b2..d03a5d2 100644
--- a/example/requirements.txt
+++ b/example/requirements.txt
@@ -1,3 +1,3 @@
 glob2==0.4.1
 hellbox==0.1.3
-virtualenv==21.4.2
+virtualenv==21.5.0