diff --git a/lower-constraints.txt b/lower-constraints.txt
index c34345330..c5e3ccdf1 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -55,7 +55,6 @@ logutils==0.3.5
 Mako==1.0.7
 MarkupSafe==1.0
 monotonic==1.4
-mox3==0.25.0
 msgpack==0.5.6
 munch==2.2.0
 netifaces==0.10.6