diff --git a/requirements.txt b/requirements.txt
index c6fe9fd411..5f066c373d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,5 +8,5 @@ cgen>=2020.1
 codepy>=2019.1
 click<9.0
 multidict
-anytree>=2.4.3,<=2.10.0
+anytree>=2.4.3,<=2.11.1
 cloudpickle