diff --git a/requirements.txt b/requirements.txt
index 0ae92447..d18ad201 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -82,7 +82,7 @@ distlib==0.3.4
 distro==1.6.0
 distro-info==1.0
 dlib==19.22.1
-dm-tree==0.1.6
+dm-tree==0.1.9
 dnspython==2.1.0
 docker-pycreds==0.4.0
 docutils==0.16