diff --git a/rails/rubocop/rubocop-base.yml b/rails/rubocop/rubocop-base.yml
index 371266acf864ccee23e16b1824b2b1712cdea2c6..3739035afb9b53d3f7fd1436b5727be1bfe4c5f6 100644
--- a/rails/rubocop/rubocop-base.yml
+++ b/rails/rubocop/rubocop-base.yml
@@ -1,3 +1,4 @@
+# global default for everything, Rails apps, gems and scripts
 plugins:
   - rubocop-minitest
   - rubocop-performance
@@ -52,13 +53,13 @@ Metrics/AbcSize:
 Metrics/BlockLength:
   AllowedMethods: ['class_eval', 'module_eval', 'refine'] # default: 'refine'
   CountAsOne: &array_hash_heredoc_method_call ['array', 'hash', 'heredoc', 'method_call'] # default: []
-  Exclude: &test_config_db_gemspec_subconfig ['test/**/*', 'config/**/*', 'db/**/*', '*.gemspec', '**/*/*config.rb']
+  Exclude: &test_config_db_gemspec ['test/**/*', 'config/**/*', 'db/**/*', '*.gemspec']
 
 # default is too restrictive, having some restriction incentivizes to split up overly large classes
 Metrics/ClassLength:
   CountAsOne: *array_hash_heredoc_method_call # default: []
   Max: 300 # default: 100
-  Exclude: *test_config_db_gemspec_subconfig
+  Exclude: *test_config_db_gemspec
 
 # default is too restrictive, allow higher complexity
 Metrics/CyclomaticComplexity:
@@ -68,13 +69,13 @@ Metrics/CyclomaticComplexity:
 Metrics/MethodLength:
   CountAsOne: *array_hash_heredoc_method_call # default: []
   Max: 30 # default: 10
-  Exclude: *test_config_db_gemspec_subconfig
+  Exclude: *test_config_db_gemspec
 
 # default is too restrictive, allow longer modules
 Metrics/ModuleLength:
   CountAsOne: *array_hash_heredoc_method_call # default: []
   Max: 300 # default: 100
-  Exclude: *test_config_db_gemspec_subconfig
+  Exclude: *test_config_db_gemspec
 
 # long parameter lists add too much complexity, keyword args are named and thus more obvious what is expected, ignore them
 Metrics/ParameterLists:
@@ -116,7 +117,7 @@ Rails/HasAndBelongsToMany:
 
 # prevent puts, but exclude test, config, db since Rails Logger may not have been loaded
 Rails/Output:
-  Exclude: *test_config_db_gemspec_subconfig
+  Exclude: *test_config_db_gemspec
 
 # allow usage of methods that skip validations; we trust developers know what they are doing
 Rails/SkipsModelValidations:
@@ -139,11 +140,11 @@ Style/DisableCopsWithinSourceCodeDirective:
 
 # documentation of classes in migrations and tests is not needed
 Style/Documentation:
-  Exclude: *test_config_db_gemspec_subconfig
+  Exclude: *test_config_db_gemspec
 
 # allow in auto-generated files
 Style/GlobalStdStream:
-  Exclude: *test_config_db_gemspec_subconfig
+  Exclude: *test_config_db_gemspec
 
 # allow empty parentheses to differentiate method calls vs attributes
 Style/MethodCallWithoutArgsParentheses: