diff --git a/Gemfile.lock b/Gemfile.lock
index 7629af71..ab0553e5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2020,7 +2020,7 @@ GEM
     psych (3.3.4)
     public_suffix (6.0.1)
     racc (1.8.1)
-    rack (2.2.14)
+    rack (2.2.20)
     rack-contrib (2.5.0)
       rack (< 4)
     rack-dev-mark (0.8.1)