diff --git a/.rubocop.yml b/.rubocop.yml
index d672af2..4260943 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -12,3 +12,7 @@ Naming/VariableNumber:
 
 Layout/LineLength:
   Max: 120
+
+Metrics/ClassLength:
+  Exclude:
+    - 'test/test_*'
diff --git a/lib/languages.rb b/lib/languages.rb
index e23ca59..4e76b09 100644
--- a/lib/languages.rb
+++ b/lib/languages.rb
@@ -16,7 +16,7 @@ class << self
     end
 
     extend Gem::Deprecate
-    deprecate :ancient, :none, 2025, 03
+    deprecate :ancient, :none, 2025, 3
 
     SCOPES.each do |scope|
       # prevent ambiguity of scope "special" and type "special"