diff --git a/.config/.rubocop.yml b/.config/.rubocop.yml
index cc781ea1b..a3a2b6210 100644
--- a/.config/.rubocop.yml
+++ b/.config/.rubocop.yml
@@ -110,6 +110,9 @@ Style/MethodCallWithArgsParentheses:
 Style/RedundantReturn:
   AllowMultipleReturnValues: true
 
+Style/SafeNavigationChainLength:
+  Max: 4
+
 Style/StringLiterals:
   EnforcedStyle: double_quotes
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 1ab2c3b66..0d6507597 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -270,7 +270,7 @@ GEM
     http-accept (1.7.0)
     http-cookie (1.0.7)
       domain_name (~> 0.5)
-    i18n (1.14.5)
+    i18n (1.14.6)
       concurrent-ruby (~> 1.0)
     image_processing (1.13.0)
       mini_magick (>= 4.9.5, < 5)
@@ -294,7 +294,7 @@ GEM
     js-routes (1.4.9)
       railties (>= 4)
       sprockets-rails
-    json (2.7.2)
+    json (2.8.2)
     jsonapi-renderer (0.2.2)
     kaminari (1.2.2)
       activesupport (>= 4.1.0)
@@ -342,7 +342,7 @@ GEM
     mime-types-data (3.2024.0903)
     mini_magick (4.13.2)
     mini_mime (1.1.5)
-    minitest (5.25.1)
+    minitest (5.25.2)
     mobility (1.2.9)
       i18n (>= 0.6.10, < 2)
       request_store (~> 1.0)
@@ -350,7 +350,7 @@ GEM
     multi_json (1.15.0)
     multipart-post (2.4.1)
     mustache (1.1.1)
-    mutex_m (0.2.0)
+    mutex_m (0.3.0)
     net-imap (0.4.16)
       date
       net-protocol
@@ -375,7 +375,7 @@ GEM
     orm_adapter (0.5.0)
     pairing_heap (3.1.0)
     parallel (1.26.3)
-    parser (3.3.5.0)
+    parser (3.3.6.0)
       ast (~> 2.4.1)
       racc
     pdf-reader (2.12.0)
@@ -410,7 +410,7 @@ GEM
       activesupport (>= 3.0.0)
     raabro (1.4.0)
     racc (1.8.1)
-    rack (2.2.9)
+    rack (2.2.10)
     rack-proxy (0.7.7)
       rack
     rack-session (1.0.2)
@@ -513,7 +513,7 @@ GEM
       rspec-mocks (~> 3.13)
       rspec-support (~> 3.13)
     rspec-support (3.13.1)
-    rubocop (1.66.1)
+    rubocop (1.68.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
@@ -523,12 +523,12 @@ GEM
       rubocop-ast (>= 1.32.2, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.32.3)
+    rubocop-ast (1.36.1)
       parser (>= 3.3.1.0)
-    rubocop-performance (1.21.1)
+    rubocop-performance (1.23.0)
       rubocop (>= 1.48.1, < 2.0)
       rubocop-ast (>= 1.31.1, < 2.0)
-    rubocop-rails (2.26.0)
+    rubocop-rails (2.27.0)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.52.0, < 2.0)
@@ -631,7 +631,7 @@ GEM
     turbolinks-source (5.2.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (2.5.0)
+    unicode-display_width (2.6.0)
     warden (1.2.9)
       rack (>= 2.0.9)
     web-console (4.2.1)
diff --git a/app/helpers/submissions_helper.rb b/app/helpers/submissions_helper.rb
index 480418fd3..81b232ed1 100644
--- a/app/helpers/submissions_helper.rb
+++ b/app/helpers/submissions_helper.rb
@@ -39,7 +39,7 @@ def submission_color(submission, assignment)
     else
       return "bg-submission-darker-green" if submission&.correction
 
-      if submission&.manuscript && submission&.too_late?
+      if submission&.manuscript && submission.too_late?
         return "bg-submission-orange" if submission.accepted.nil?
         return "bg-submission-green" if submission.accepted
 
@@ -58,7 +58,7 @@ def submission_status_icon(submission, assignment)
     else
       return "far fa-smile" if submission&.correction
 
-      if submission&.manuscript && submission&.too_late?
+      if submission&.manuscript && submission.too_late?
         return "fas fa-hourglass-start" if submission.accepted
 
         return "fas fa-exclamation-triangle"
@@ -76,7 +76,7 @@ def submission_status_text(submission, assignment)
     else
       return t("submission.with_correction") if submission&.correction
 
-      if submission&.manuscript && submission&.too_late?
+      if submission&.manuscript && submission.too_late?
         return t("submission.too_late") if submission.accepted.nil?
         return t("submission.too_late_accepted") if submission.accepted