diff --git a/Gemfile.lock b/Gemfile.lock
index 6b89fd2e..0dafdef9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -44,8 +44,8 @@ GEM
     rack (1.6.13)
     rack-protection (1.5.5)
       rack
-    rack-test (1.1.0)
-      rack (>= 1.0, < 3)
+    rack-test (2.2.0)
+      rack (>= 1.3)
     raindrops (0.19.1)
     rake (13.0.6)
     rb-readline (0.5.5)