diff --git a/.php_cs.dist b/.php_cs.dist
index 0649143..c276167 100644
--- a/.php_cs.dist
+++ b/.php_cs.dist
@@ -17,28 +17,24 @@ $paths = [
 ];
 $rules = [
     // house rules where PSR series is silent
-    'align_multiline_comment' => ['comment_type' => "phpdocs_only"],
-    'array_syntax'            => ['syntax' => "short"],
-    'binary_operator_spaces'  => [
+    'align_multiline_comment'                   => ['comment_type' => "phpdocs_only"],
+    'array_syntax'                              => ['syntax' => "short"],
+    'binary_operator_spaces'                    => [
         'default'   => "single_space",
         'operators' => ['=>' => "align_single_space"],
     ],
     'cast_spaces'                               => ['space' => "single"],
     'concat_space'                              => ['spacing' => "none"],
-    'function_typehint_space'                   => true,
     'list_syntax'                               => ['syntax' => "short"],
     'magic_constant_casing'                     => true,
     'magic_method_casing'                       => true,
     'modernize_types_casting'                   => true,
     'native_function_casing'                    => true,
     'native_function_type_declaration_casing'   => true,
-    'new_with_braces'                           => false, // no option to specify absence of braces
-    'no_alternative_syntax'                     => true,
     'no_binary_string'                          => true,
     'no_blank_lines_after_phpdoc'               => true,
     'no_empty_comment'                          => true,
     'no_empty_phpdoc'                           => true,
-    'no_empty_statement'                        => true,
     'no_extra_blank_lines'                      => true, // this could probably use more configuration
     'no_mixed_echo_print'                       => ['use' => "echo"],
     'no_short_bool_cast'                        => true,
@@ -47,11 +43,9 @@ $rules = [
     'no_unneeded_curly_braces'                  => true,
     'no_unused_imports'                         => true,
     'no_whitespace_before_comma_in_array'       => true,
-    'no_whitespace_in_blank_line'               => true,
     'normalize_index_brace'                     => true,
     'object_operator_without_whitespace'        => true,
     'pow_to_exponentiation'                     => true,
-    'return_type_declaration'                   => ['space_before' => "none"],
     'set_type_to_cast'                          => true,
     'standardize_not_equals'                    => true,
     'trailing_comma_in_multiline_array'         => true,
@@ -60,17 +54,25 @@ $rules = [
     // PSR standard to apply
     '@PSR2' => true,
     // PSR-12 rules; php-cs-fixer does not yet support PSR-12 natively
+    'compact_nullable_typehint'                 => true,
     'declare_equal_normalize'                   => ['space' => "none"],
+    'function_typehint_space'                   => true,
     'lowercase_cast'                            => true,
     'lowercase_static_reference'                => true,
+    'no_alternative_syntax'                     => true,
+    'no_empty_statement'                        => true,
     'no_leading_import_slash'                   => true,
     'no_leading_namespace_whitespace'           => true,
+    'no_whitespace_in_blank_line'               => true,
+    'return_type_declaration'                   => ['space_before' => "none"],
+    'single_trait_insert_per_statement'         => true,
     'short_scalar_cast'                         => true,
     'visibility_required'                       => ['elements' => ["const", "property", "method"]],
     // house exceptions to PSR rules
-    'braces'               => ['position_after_functions_and_oop_constructs' => "same"],
-    'function_declaration' => ['closure_function_spacing' => "none"],
-];
+    'braces'                                    => ['position_after_functions_and_oop_constructs' => "same"],
+    'function_declaration'                      => ['closure_function_spacing' => "none"],
+    'new_with_braces'                           => false, // no option to specify absence of braces
+    ];
 
 $finder = \PhpCsFixer\Finder::create();
 foreach ($paths as $path) {