diff --git a/upper-constraints.txt b/upper-constraints.txt
index 1d63459ae7..9f49762ba0 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -260,7 +260,7 @@ nodeenv===1.3.3
 pylev===1.3.0
 python-searchlightclient===1.4.0
 oslo.middleware===3.37.0
-XStatic-mdi===1.4.57.0
+XStatic-mdi===1.6.50.2
 django-pyscss===2.0.2
 uritemplate===3.0.0
 django-babel===0.6.2