diff --git a/Gemfile.lock b/Gemfile.lock
index b798890..0c620bf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,20 +7,22 @@ PATH
 GEM
   remote: http://rubygems.org/
   specs:
-    activemodel (3.0.10)
-      activesupport (= 3.0.10)
-      builder (~> 2.1.2)
-      i18n (~> 0.5.0)
-    activerecord (3.0.10)
-      activemodel (= 3.0.10)
-      activesupport (= 3.0.10)
-      arel (~> 2.0.10)
-      tzinfo (~> 0.3.23)
-    activesupport (3.0.10)
-    arel (2.0.10)
-    builder (2.1.2)
+    activemodel (6.1.7.1)
+      activesupport (= 6.1.7.1)
+    activerecord (6.1.7.1)
+      activemodel (= 6.1.7.1)
+      activesupport (= 6.1.7.1)
+    activesupport (6.1.7.1)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+      zeitwerk (~> 2.3)
+    concurrent-ruby (1.1.10)
     diff-lcs (1.1.2)
-    i18n (0.5.0)
+    i18n (1.12.0)
+      concurrent-ruby (~> 1.0)
+    minitest (5.17.0)
     rspec (2.6.0)
       rspec-core (~> 2.6.0)
       rspec-expectations (~> 2.6.0)
@@ -30,7 +32,9 @@ GEM
       diff-lcs (~> 1.1.2)
     rspec-mocks (2.6.0)
     sqlite3 (1.3.4)
-    tzinfo (0.3.29)
+    tzinfo (2.0.5)
+      concurrent-ruby (~> 1.0)
+    zeitwerk (2.6.6)
 
 PLATFORMS
   ruby