diff --git a/Gemfile.lock b/Gemfile.lock
index d213bff..0d08330 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,14 +7,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (3.2.13)
-      i18n (= 0.6.1)
-      multi_json (~> 1.0)
+    activesupport (6.1.0)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+      zeitwerk (~> 2.3)
     cane (2.5.0)
       parallel
+    concurrent-ruby (1.1.7)
     diff-lcs (1.2.5)
-    i18n (0.6.1)
-    multi_json (1.7.3)
+    i18n (1.8.5)
+      concurrent-ruby (~> 1.0)
+    minitest (5.14.2)
     mysql2 (0.3.17)
     parallel (0.6.1)
     rake (10.0.3)
@@ -26,6 +31,9 @@ GEM
     rspec-expectations (2.14.5)
       diff-lcs (>= 1.1.3, < 2.0)
     rspec-mocks (2.14.6)
+    tzinfo (2.0.3)
+      concurrent-ruby (~> 1.0)
+    zeitwerk (2.4.2)
 
 PLATFORMS
   ruby