diff --git a/packages/BetterPhpDocParser/PhpDocParser/StaticDoctrineAnnotationParser/ArrayParser.php b/packages/BetterPhpDocParser/PhpDocParser/StaticDoctrineAnnotationParser/ArrayParser.php
index 3ec70b0cd0e..27b14ec9ffa 100644
--- a/packages/BetterPhpDocParser/PhpDocParser/StaticDoctrineAnnotationParser/ArrayParser.php
+++ b/packages/BetterPhpDocParser/PhpDocParser/StaticDoctrineAnnotationParser/ArrayParser.php
@@ -96,6 +96,13 @@ private function resolveArrayItem(BetterTokenIterator $tokenIterator): array
             $tokenIterator->next();
         }
 
+        $tokenIterator->tryConsumeTokenType(Lexer::TOKEN_PHPDOC_EOL);
+
+        if ($tokenIterator->isCurrentTokenTypes([Lexer::TOKEN_CLOSE_CURLY_BRACKET, Lexer::TOKEN_COMMA])) {
+            // it's a value, not a key
+            return [null, $key];
+        }
+
         if ($tokenIterator->isCurrentTokenTypes(
             [Lexer::TOKEN_EQUAL, Lexer::TOKEN_COLON]
         ) || $tokenIterator->isNextTokenTypes([Lexer::TOKEN_EQUAL, Lexer::TOKEN_COLON])) {
diff --git a/rules-tests/Php80/Rector/Class_/AnnotationToAttributeRector/Fixture/nested_array_with_constants.php.inc b/rules-tests/Php80/Rector/Class_/AnnotationToAttributeRector/Fixture/nested_array_with_constants.php.inc
new file mode 100644
index 00000000000..951092472f6
--- /dev/null
+++ b/rules-tests/Php80/Rector/Class_/AnnotationToAttributeRector/Fixture/nested_array_with_constants.php.inc
@@ -0,0 +1,43 @@
+<?php
+
+namespace Rector\Tests\Php80\Rector\Class_\AnnotationToAttributeRector\Fixture;
+
+use Rector\Tests\Php80\Rector\Class_\AnnotationToAttributeRector\Source\GenericAnnotation;
+use Rector\Tests\Php80\Rector\Class_\AnnotationToAttributeRector\Source\ConstantReference;
+
+/**
+ * @GenericAnnotation(
+ *     some={
+ *          ConstantReference::FIRST_NAME={
+ *              foo: {"bar"}
+ *          },
+ *          ConstantReference::LAST_NAME
+ *     }
+ * )
+ * @GenericAnnotation(
+ *     some={
+ *          ConstantReference::LAST_NAME,
+ *          trailingValue
+ *     }
+ * )
+ */
+final class ArrayWithConstantAsKey
+{
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\Php80\Rector\Class_\AnnotationToAttributeRector\Fixture;
+
+use Rector\Tests\Php80\Rector\Class_\AnnotationToAttributeRector\Source\GenericAnnotation;
+use Rector\Tests\Php80\Rector\Class_\AnnotationToAttributeRector\Source\ConstantReference;
+
+#[GenericAnnotation(some: [ConstantReference::FIRST_NAME => ['foo' => ['bar']], 0 => ConstantReference::LAST_NAME])]
+#[GenericAnnotation(some: [ConstantReference::LAST_NAME, 'trailingValue'])]
+final class ArrayWithConstantAsKey
+{
+}
+
+?>
diff --git a/rules-tests/Php80/Rector/Class_/AnnotationToAttributeRector/Source/ConstantReference.php b/rules-tests/Php80/Rector/Class_/AnnotationToAttributeRector/Source/ConstantReference.php
index e4575dd3844..becf2ffa4dd 100644
--- a/rules-tests/Php80/Rector/Class_/AnnotationToAttributeRector/Source/ConstantReference.php
+++ b/rules-tests/Php80/Rector/Class_/AnnotationToAttributeRector/Source/ConstantReference.php
@@ -7,4 +7,5 @@
 final class ConstantReference
 {
     public const FIRST_NAME = 'firstName';
+    public const LAST_NAME = 'lastName';
 }