diff --git a/Gemfile.lock b/Gemfile.lock
index d0358a40..f75a3548 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -25,8 +25,17 @@ GIT
       railties (>= 3.2)
 
 GEM
-  remote: https://rubygems.org/
   remote: http://dream.misasa.okayama-u.ac.jp/rubygems/
+  specs:
+    acts_as_mappable (0.1.5)
+      actionpack (>= 6.1.0)
+      activerecord (>= 6.1.0)
+      railties (>= 6.1.0)
+    with_recursive (0.0.7)
+      activerecord (>= 6.1.0)
+
+GEM
+  remote: https://rubygems.org/
   specs:
     Ascii85 (1.1.0)
     actioncable (6.1.3.1)
@@ -100,12 +109,8 @@ GEM
       activerecord (>= 5.0, < 6.2)
     acts_as_list (1.0.3)
       activerecord (>= 4.2)
-    acts_as_mappable (0.1.5)
-      actionpack (>= 6.1.0)
-      activerecord (>= 6.1.0)
-      railties (>= 6.1.0)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     afm (0.2.2)
     airbrussh (1.4.0)
       sshkit (>= 1.6.1, != 1.7.0)
@@ -355,7 +360,7 @@ GEM
     pry-stack_explorer (0.6.0)
       binding_of_caller (~> 1.0)
       pry (~> 0.13)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     racc (1.5.2)
     rack (2.2.3)
     rack-lineprof (0.0.4)
@@ -565,8 +570,6 @@ GEM
     websocket-extensions (0.1.5)
     whenever (1.0.0)
       chronic (>= 0.6.3)
-    with_recursive (0.0.7)
-      activerecord (>= 6.1.0)
     xpath (3.2.0)
       nokogiri (~> 1.8)
     zeitwerk (2.4.2)