diff --git a/Gemfile.lock b/Gemfile.lock
index f518628..22d2902 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,12 +1,12 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (6.0.2.1)
+    activesupport (6.0.6.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-      zeitwerk (~> 2.2)
+      zeitwerk (~> 2.2, >= 2.2.2)
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
     bibtex-ruby (4.4.7)
@@ -24,7 +24,7 @@ GEM
     colorator (1.1.0)
     commonmarker (0.17.13)
       ruby-enum (~> 0.5)
-    concurrent-ruby (1.1.6)
+    concurrent-ruby (1.1.10)
     csl (1.5.1)
       namae (~> 1.0)
     csl-styles (1.0.1.10)
@@ -242,7 +242,7 @@ GEM
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    minitest (5.14.0)
+    minitest (5.17.0)
     multi_json (1.14.1)
     multipart-post (2.1.1)
     namae (1.0.1)
@@ -284,10 +284,10 @@ GEM
     thread_safe (0.3.6)
     typhoeus (1.3.1)
       ethon (>= 0.9.0)
-    tzinfo (1.2.6)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     unicode-display_width (1.6.1)
-    zeitwerk (2.2.2)
+    zeitwerk (2.6.6)
 
 PLATFORMS
   ruby