diff --git a/Gemfile.lock b/Gemfile.lock
index 74bf5ae3..712ca3db 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -247,7 +247,7 @@ GEM
       pry (>= 0.10.4)
     public_suffix (3.0.3)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.1.4)
     rack-cors (1.0.3)
     rack-protection (2.0.5)
       rack