diff --git a/users/Gemfile.lock b/users/Gemfile.lock
index 58f8e29f..a231a6c2 100644
--- a/users/Gemfile.lock
+++ b/users/Gemfile.lock
@@ -118,7 +118,7 @@ GEM
       slop (~> 3.0)
     public_suffix (3.0.3)
     puma (3.12.0)
-    rack (2.1.1)
+    rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.1.6)