diff --git a/rector.php b/rector.php
index 79c435dbc75..413ba7e51ae 100644
--- a/rector.php
+++ b/rector.php
@@ -11,7 +11,6 @@
 use Rector\Naming\Rector\Foreach_\RenameForeachValueVariableToMatchExprVariableRector;
 use Rector\Php55\Rector\String_\StringClassNameToClassConstantRector;
 use Rector\PHPUnit\Set\PHPUnitSetList;
-use Rector\Privatization\Rector\Property\ChangeReadOnlyPropertyWithDefaultValueToConstantRector;
 use Rector\Set\ValueObject\LevelSetList;
 use Rector\Set\ValueObject\SetList;
 use Rector\TypeDeclaration\Rector\StmtsAwareInterface\DeclareStrictTypesRector;
@@ -88,10 +87,6 @@
         \Rector\TypeDeclaration\Rector\ClassMethod\AddMethodCallBasedStrictParamTypeRector::class => [
             __DIR__ . '/rules/DeadCode/Rector/If_/RemoveUnusedNonEmptyArrayBeforeForeachRector.php',
         ],
-
-        ChangeReadOnlyPropertyWithDefaultValueToConstantRector::class => [
-            __DIR__ . '/src/Kernel/RectorKernel.php',
-        ],
     ]);
 
     $rectorConfig->phpstanConfig(__DIR__ . '/phpstan-for-rector.neon');
diff --git a/src/Kernel/RectorKernel.php b/src/Kernel/RectorKernel.php
index 1bf526ed316..5e8bb9fd6c2 100644
--- a/src/Kernel/RectorKernel.php
+++ b/src/Kernel/RectorKernel.php
@@ -17,7 +17,7 @@ final class RectorKernel
     /**
      * @var string
      */
-    private const CACHE_KEY = 'v14';
+    private const CACHE_KEY = 'v15';
 
     private ContainerInterface|null $container = null;
 
diff --git a/src/NodeManipulator/AssignManipulator.php b/src/NodeManipulator/AssignManipulator.php
index efb2b9d6978..b8fd5418ff2 100644
--- a/src/NodeManipulator/AssignManipulator.php
+++ b/src/NodeManipulator/AssignManipulator.php
@@ -21,6 +21,7 @@
 use PhpParser\Node\Expr\StaticPropertyFetch;
 use PhpParser\Node\FunctionLike;
 use Rector\Core\NodeAnalyzer\PropertyFetchAnalyzer;
+use Rector\Core\PhpParser\Comparing\NodeComparator;
 use Rector\Core\PhpParser\Node\BetterNodeFinder;
 use Rector\Core\Util\MultiInstanceofChecker;
 use Rector\NodeNameResolver\NodeNameResolver;
@@ -44,7 +45,8 @@ public function __construct(
         private readonly NodeNameResolver $nodeNameResolver,
         private readonly BetterNodeFinder $betterNodeFinder,
         private readonly PropertyFetchAnalyzer $propertyFetchAnalyzer,
-        private readonly MultiInstanceofChecker $multiInstanceofChecker
+        private readonly MultiInstanceofChecker $multiInstanceofChecker,
+        private readonly NodeComparator $nodeComparator
     ) {
     }
 
@@ -72,8 +74,16 @@ public function isLeftPartOfAssign(Node $node): bool
             $parentNode,
             self::MODIFYING_NODE_TYPES
         )) {
-            /** @var Assign|AssignOp|PreDec|PostDec|PreInc|PostInc $parentNode */
-            return $parentNode->var === $node;
+            /**
+             * @var Assign|AssignOp|PreDec|PostDec|PreInc|PostInc $parentNode
+             *
+             * Compare start token pos to ensure php_doc_info info not be checked
+             */
+            if ($parentNode->var->getStartTokenPos() !== $node->getStartTokenPos()) {
+                return false;
+            }
+
+            return $this->nodeComparator->areNodesEqual($parentNode->var, $node);
         }
 
         if ($this->isOnArrayDestructuring($parentNode)) {
diff --git a/tests/Issues/DoNotReplaceNonReadonlyPropertyToConstant/DoNotReplaceNonReadonlyPropertyToConstantTest.php b/tests/Issues/DoNotReplaceNonReadonlyPropertyToConstant/DoNotReplaceNonReadonlyPropertyToConstantTest.php
new file mode 100644
index 00000000000..9841db07e4b
--- /dev/null
+++ b/tests/Issues/DoNotReplaceNonReadonlyPropertyToConstant/DoNotReplaceNonReadonlyPropertyToConstantTest.php
@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Rector\Core\Tests\Issues\DoNotReplaceNonReadonlyPropertyToConstant;
+
+use Iterator;
+use PHPUnit\Framework\Attributes\DataProvider;
+use Rector\Testing\PHPUnit\AbstractRectorTestCase;
+
+final class DoNotReplaceNonReadonlyPropertyToConstantTest extends AbstractRectorTestCase
+{
+    #[DataProvider('provideData')]
+    public function test(string $filePath): void
+    {
+        $this->doTestFile($filePath);
+    }
+
+    public static function provideData(): Iterator
+    {
+        return self::yieldFilesFromDirectory(__DIR__ . '/Fixture');
+    }
+
+    public function provideConfigFilePath(): string
+    {
+        return __DIR__ . '/config/configured_rule.php';
+    }
+}
diff --git a/tests/Issues/DoNotReplaceNonReadonlyPropertyToConstant/Fixture/change_only_type.php.inc b/tests/Issues/DoNotReplaceNonReadonlyPropertyToConstant/Fixture/change_only_type.php.inc
new file mode 100644
index 00000000000..1159b551fdd
--- /dev/null
+++ b/tests/Issues/DoNotReplaceNonReadonlyPropertyToConstant/Fixture/change_only_type.php.inc
@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Rector\Core\Tests\Issues\DoNotReplaceNonReadonlyPropertyToConstant\Fixture;
+
+final class ChangeOnlyType
+{
+    /** @var string|null */
+    private static $defaultFilesHash;
+
+    /**
+     * @param string[] $configFiles
+     */
+    public function run(array $configFiles): string
+    {
+        if (self::$defaultFilesHash === null) {
+            self::$defaultFilesHash = 'test';
+        }
+
+        return self::$defaultFilesHash . 'test 2';
+    }
+}
+
+?>
+-----
+<?php
+
+declare(strict_types=1);
+
+namespace Rector\Core\Tests\Issues\DoNotReplaceNonReadonlyPropertyToConstant\Fixture;
+
+final class ChangeOnlyType
+{
+    private static ?string $defaultFilesHash = null;
+
+    /**
+     * @param string[] $configFiles
+     */
+    public function run(array $configFiles): string
+    {
+        if (self::$defaultFilesHash === null) {
+            self::$defaultFilesHash = 'test';
+        }
+
+        return self::$defaultFilesHash . 'test 2';
+    }
+}
+
+?>
diff --git a/tests/Issues/DoNotReplaceNonReadonlyPropertyToConstant/config/configured_rule.php b/tests/Issues/DoNotReplaceNonReadonlyPropertyToConstant/config/configured_rule.php
new file mode 100644
index 00000000000..88cf33d2087
--- /dev/null
+++ b/tests/Issues/DoNotReplaceNonReadonlyPropertyToConstant/config/configured_rule.php
@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+use Rector\Privatization\Rector\Property\ChangeReadOnlyPropertyWithDefaultValueToConstantRector;
+use Rector\TypeDeclaration\Rector\Property\TypedPropertyFromAssignsRector;
+
+return static function (RectorConfig $rectorConfig): void {
+    $rectorConfig->rules([
+        ChangeReadOnlyPropertyWithDefaultValueToConstantRector::class,
+        TypedPropertyFromAssignsRector::class,
+    ]);
+};