diff --git a/requirements.txt b/requirements.txt
index cebaeb7..a853346 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 appdirs==1.4.4
 astroid==2.9.0
 atomicwrites==1.4.0
-attrs==21.2.0
+attrs==21.3.0
 black==21.4b2
 certifi==2021.10.8
 cfgv==3.3.1
@@ -40,5 +40,5 @@ toml==0.10.2
 typed-ast==1.5.1
 typing-extensions==4.0.1
 urllib3==1.26.7
-virtualenv==20.10.0
+virtualenv==20.11.0
 wrapt==1.13.3