diff --git a/ecs.php b/ecs.php
index 2071a35..7f8b221 100644
--- a/ecs.php
+++ b/ecs.php
@@ -135,6 +135,7 @@
 use PhpCsFixer\Fixer\Whitespace\NoExtraBlankLinesFixer;
 use PhpCsFixer\Fixer\Whitespace\NoWhitespaceInBlankLineFixer;
 use PhpCsFixer\Fixer\Whitespace\TypeDeclarationSpacesFixer;
+use PhpCsFixer\Fixer\Whitespace\TypesSpacesFixer;
 use SlevomatCodingStandard\Sniffs\Classes\RequireConstructorPropertyPromotionSniff;
 use SlevomatCodingStandard\Sniffs\ControlStructures\RequireNullSafeObjectOperatorSniff;
 use SlevomatCodingStandard\Sniffs\Exceptions\ReferenceThrowableOnlySniff;
@@ -143,7 +144,6 @@
 use SlevomatCodingStandard\Sniffs\TypeHints\ParameterTypeHintSniff;
 use SlevomatCodingStandard\Sniffs\TypeHints\PropertyTypeHintSniff;
 use SlevomatCodingStandard\Sniffs\TypeHints\ReturnTypeHintSniff;
-use SlevomatCodingStandard\Sniffs\TypeHints\UnionTypeHintFormatSniff;
 use Symplify\CodingStandard\Fixer\Commenting\ParamReturnAndVarTagMalformsFixer;
 use Symplify\EasyCodingStandard\Config\ECSConfig;
 
@@ -263,6 +263,8 @@
             FopenFlagsFixer::class,
             // Add missing space between function's argument and its typehint.
             TypeDeclarationSpacesFixer::class,
+            // None space should be around union type and intersection type operators.
+            TypesSpacesFixer::class,
             // Function `implode` must be called with 2 arguments in the documented order.
             ImplodeCallFixer::class,
             // Lambda must not import variables it doesn't use.
@@ -505,8 +507,6 @@
             'use_trait',
         ],
     ])
-    // Format union types
-    ->withConfiguredRule(UnionTypeHintFormatSniff::class, ['withSpaces' => 'no'])
     ->withSkip([
         // We allow empty catch statements (but they must have comment - see EmptyCatchCommentSniff)
         EmptyStatementSniff::class . '.DetectedCatch' => null,
diff --git a/tests/Integration/Fixtures/NewPhpFeatures.correct.php.inc b/tests/Integration/Fixtures/NewPhpFeatures.correct.php.inc
index c6e2726..a2cbc45 100644
--- a/tests/Integration/Fixtures/NewPhpFeatures.correct.php.inc
+++ b/tests/Integration/Fixtures/NewPhpFeatures.correct.php.inc
@@ -9,7 +9,7 @@ class NewPhpFeatures
     }
 
     public function php80features(
-        string|bool $foo, // UnionTypeHintFormatSniff
+        string|bool $foo, // TypesSpacesFixer
         int $bar, // RequireTrailingCommaInDeclarationSniff
     ): string|bool {
         $value = mt_rand(
diff --git a/tests/Integration/Fixtures/NewPhpFeatures.wrong.php.inc b/tests/Integration/Fixtures/NewPhpFeatures.wrong.php.inc
index 49d1d08..f4c786b 100644
--- a/tests/Integration/Fixtures/NewPhpFeatures.wrong.php.inc
+++ b/tests/Integration/Fixtures/NewPhpFeatures.wrong.php.inc
@@ -12,7 +12,7 @@ class NewPhpFeatures
     }
 
     public function php80features(
-        string | bool $foo, // UnionTypeHintFormatSniff
+        string | bool $foo, // TypesSpacesFixer
         int $bar // RequireTrailingCommaInDeclarationSniff
     ): string | bool {
         $value = mt_rand(