diff --git a/Gemfile.lock b/Gemfile.lock
index bdd553ad584..6825c3cc881 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -99,7 +99,8 @@ GEM
       base64 (>= 0.1.0)
       logger (>= 1.6.0)
       rack (>= 3.0.0, < 4)
-    rack-session (2.0.0)
+    rack-session (2.1.0)
+      base64 (>= 0.1.0)
       rack (>= 3.0.0)
     rackup (2.2.1)
       rack (>= 3)