diff --git a/Gemfile.lock b/Gemfile.lock
index 0ae63a4..8f9f30f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -75,14 +75,14 @@ GEM
     psych (5.0.1)
       stringio
     racc (1.7.3)
-    rack (2.2.6.2)
-    rack-session (1.0.2)
-      rack (< 3)
+    rack (3.0.8)
+    rack-session (2.0.0)
+      rack (>= 3.0.0)
     rack-test (2.0.2)
       rack (>= 1.3)
-    rackup (1.0.0)
-      rack (< 3)
-      webrick
+    rackup (2.1.0)
+      rack (>= 3)
+      webrick (~> 1.8)
     rails-dom-testing (2.2.0)
       activesupport (>= 5.0.0)
       minitest