diff --git a/.rubocop.yml b/.rubocop.yml
index c2c10800..f1d1ab13 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -1,5 +1,5 @@
 AllCops:
-  TargetRubyVersion: 2.7
+  TargetRubyVersion: 3.2
   NewCops: enable
   StyleGuideBaseURL: https://rubystyle.guide
   Exclude:
diff --git a/app/models/transfer.rb b/app/models/transfer.rb
index 4c4fd1b9..8cac9fbc 100644
--- a/app/models/transfer.rb
+++ b/app/models/transfer.rb
@@ -92,10 +92,10 @@ def unassigned_files
 
   # This ensures that the activestorage objects are actually available before we update the initial files counts.
   # The files are not available until the after_create_commit callback so our before_save callback does not work
-  # for initial Transfer creation. This does mean we calculate the counts twice on creation (once with the count as
-  # always zero, then the initial commit, then during the after_create_commit we re-save which counts them properly).
+  # for initial Transfer creation. We use `update_columns` here to avoid triggering another before_save callback
+  # for updating the files_count and unassigned_files_count.
   def initial_files_count
-    save
+    update_columns(unassigned_files_count: files.count)
   end
 
   # This is triggered on before_save, but we must also remember to call Transfer#save to trigger this
diff --git a/config/application.rb b/config/application.rb
index 62eb0c25..34c93335 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -17,7 +17,7 @@ class Application < Rails::Application
     config.flipflop.raise_strategy_errors = nil
 
     # Initialize configuration defaults for originally generated Rails version.
-    config.load_defaults 7.0
+    config.load_defaults 7.1
 
     # Please, add to the `ignore` list any other `lib` subdirectories that do
     # not contain `.rb` files, or that should not be reloaded or eager loaded.