diff --git a/src/PrefetchBuffer.php b/src/PrefetchBuffer.php
index 5105d02249..d93d3d93c5 100644
--- a/src/PrefetchBuffer.php
+++ b/src/PrefetchBuffer.php
@@ -22,7 +22,10 @@ class PrefetchBuffer
     /** @param array<int,mixed> $arguments The input arguments passed from GraphQL to the field. */
     public function register(object $object, array $arguments): void
     {
-        $this->objects[$this->computeHash($arguments)][] = $object;
+        $hash = $this->computeHash($arguments);
+
+        $this->objects[$hash][] = $object;
+        unset($this->results[$hash]);
     }
 
     /** @param array<int,mixed> $arguments The input arguments passed from GraphQL to the field. */
@@ -44,7 +47,8 @@ public function getObjectsByArguments(array $arguments): array
     /** @param array<int,mixed> $arguments The input arguments passed from GraphQL to the field. */
     public function purge(array $arguments): void
     {
-        unset($this->objects[$this->computeHash($arguments)]);
+        $hash = $this->computeHash($arguments);
+        unset($this->objects[$hash], $this->results[$hash]);
     }
 
     /** @param array<int,mixed> $arguments The input arguments passed from GraphQL to the field. */
diff --git a/tests/Fixtures/Integration/Controllers/BlogController.php b/tests/Fixtures/Integration/Controllers/BlogController.php
new file mode 100644
index 0000000000..c3ed027d09
--- /dev/null
+++ b/tests/Fixtures/Integration/Controllers/BlogController.php
@@ -0,0 +1,19 @@
+<?php declare(strict_types=1);
+
+namespace TheCodingMachine\GraphQLite\Fixtures\Integration\Controllers;
+
+use TheCodingMachine\GraphQLite\Annotations\Query;
+use TheCodingMachine\GraphQLite\Fixtures\Integration\Models\Blog;
+
+class BlogController
+{
+    /** @return Blog[] */
+    #[Query]
+    public function getBlogs(): array
+    {
+        return [
+            new Blog(1),
+            new Blog(2),
+        ];
+    }
+}
diff --git a/tests/Fixtures/Integration/Models/Blog.php b/tests/Fixtures/Integration/Models/Blog.php
new file mode 100644
index 0000000000..a1d6de5265
--- /dev/null
+++ b/tests/Fixtures/Integration/Models/Blog.php
@@ -0,0 +1,71 @@
+<?php declare(strict_types=1);
+
+namespace TheCodingMachine\GraphQLite\Fixtures\Integration\Models;
+
+use TheCodingMachine\GraphQLite\Annotations\Field;
+use TheCodingMachine\GraphQLite\Annotations\Type;
+
+#[Type]
+class Blog
+{
+    public function __construct(
+        private int $id,
+    ) {
+    }
+
+    #[Field(outputType: 'ID!')]
+    public function getId(): int
+    {
+        return $this->id;
+    }
+
+    /**
+     * @param Post[][] $prefetchedPosts
+     * @return Post[]
+     */
+    #[Field(prefetchMethod: 'prefetchPosts')]
+    public function getPosts(array $prefetchedPosts): array
+    {
+        return $prefetchedPosts[$this->id] ?? [];
+    }
+
+    /**
+     * @param Blog[][] $prefetchedSubBlogs
+     * @return Blog[]
+     */
+    #[Field(prefetchMethod: 'prefetchSubBlogs')]
+    public function getSubBlogs(array $prefetchedSubBlogs): array
+    {
+        return $prefetchedSubBlogs[$this->id] ?? [];
+    }
+
+    /**
+     * @param self[] $blogs
+     * @return Post[][]
+     */
+    public function prefetchPosts(array $blogs): array
+    {
+        $posts = [];
+        foreach ($blogs as $blog) {
+            $blogId = $blog->getId();
+            $posts[$blogId][] = new Post("post-$blogId.1");
+            $posts[$blogId][] = new Post("post-$blogId.2");
+        }
+        return $posts;
+    }
+
+    /**
+     * @param self[] $blogs
+     * @return Blog[][]
+     */
+    public function prefetchSubBlogs(array $blogs): array
+    {
+        $subBlogs = [];
+        foreach ($blogs as $blog) {
+            $blogId = $blog->getId();
+            $subBlogId = $blogId * 10;
+            $subBlogs[$blogId][] = new Blog($subBlogId);
+        }
+        return $subBlogs;
+    }
+}
diff --git a/tests/Fixtures/Integration/Models/Comment.php b/tests/Fixtures/Integration/Models/Comment.php
new file mode 100644
index 0000000000..7d853c281a
--- /dev/null
+++ b/tests/Fixtures/Integration/Models/Comment.php
@@ -0,0 +1,21 @@
+<?php declare(strict_types=1);
+
+namespace TheCodingMachine\GraphQLite\Fixtures\Integration\Models;
+
+use TheCodingMachine\GraphQLite\Annotations\Field;
+use TheCodingMachine\GraphQLite\Annotations\Type;
+
+#[Type]
+class Comment
+{
+    public function __construct(
+        private string $text
+    ) {
+    }
+
+    #[Field]
+    public function getText(): string
+    {
+        return $this->text;
+    }
+}
diff --git a/tests/Fixtures/Integration/Models/Post.php b/tests/Fixtures/Integration/Models/Post.php
index 8b611202d2..90c0e1e4f2 100644
--- a/tests/Fixtures/Integration/Models/Post.php
+++ b/tests/Fixtures/Integration/Models/Post.php
@@ -97,6 +97,29 @@ public function setSummary(?string $summary): void
         $this->summary = $summary;
     }
 
+    /**
+     * @param Comment[][] $prefetchedComments
+     * @return Comment[]
+     */
+    #[Field(prefetchMethod: 'prefetchComments')]
+    public function getComments(array $prefetchedComments): array
+    {
+        return $prefetchedComments[$this->title] ?? [];
+    }
+
+    /**
+     * @param self[] $posts
+     * @return Comment[][]
+     */
+    public function prefetchComments(array $posts): array
+    {
+        $comments = [];
+        foreach ($posts as $post) {
+            $comments[$post->title][] = new Comment("comment for $post->title");
+        }
+        return $comments;
+    }
+
     /**
      * @param string $inaccessible
      */
diff --git a/tests/Integration/EndToEndTest.php b/tests/Integration/EndToEndTest.php
index c5756cc58b..b2b7a29e7f 100644
--- a/tests/Integration/EndToEndTest.php
+++ b/tests/Integration/EndToEndTest.php
@@ -2500,4 +2500,119 @@ public function isAllowed(string $right, $subject = null): bool
         $data = $this->getSuccessResult($result);
         $this->assertSame(["graph", "ql"], $data['updateTrickyProduct']['list']);
     }
+
+    public function testPrefetchingOfSameTypeInDifferentNestingLevels(): void
+    {
+        /** @var Schema $schema */
+        $schema = $this->mainContainer->get(Schema::class);
+
+        $schema->assertValid();
+
+        $queryString = '
+        query {
+            blogs {
+                id
+                subBlogs {
+                    id
+                    posts {
+                        title
+                        comments {
+                            text
+                        }
+                    }
+                }
+                posts {
+                    title
+                    comments {
+                        text
+                    }
+                }
+            }
+        }
+        ';
+
+        $result = GraphQL::executeQuery(
+            $schema,
+            $queryString,
+            null,
+            new Context()
+        );
+
+        $this->assertSame([
+            'blogs' => [
+                [
+                    'id' => '1',
+                    'subBlogs' => [
+                        [
+                            'id' => '10',
+                            'posts' => [
+                                [
+                                    'title' => 'post-10.1',
+                                    'comments' => [
+                                        ['text' => 'comment for post-10.1'],
+                                    ],
+                                ],
+                                [
+                                    'title' => 'post-10.2',
+                                    'comments' => [
+                                        ['text' => 'comment for post-10.2'],
+                                    ],
+                                ]
+                            ]
+                        ]
+                    ],
+                    'posts' => [
+                        [
+                            'title' => 'post-1.1',
+                            'comments' => [
+                                ['text' => 'comment for post-1.1'],
+                            ],
+                        ],
+                        [
+                            'title' => 'post-1.2',
+                            'comments' => [
+                                ['text' => 'comment for post-1.2'],
+                            ],
+                        ]
+                    ]
+                ],
+                [
+                    'id' => '2',
+                    'subBlogs' => [
+                        [
+                            'id' => '20',
+                            'posts' => [
+                                [
+                                    'title' => 'post-20.1',
+                                    'comments' => [
+                                        ['text' => 'comment for post-20.1'],
+                                    ],
+                                ],
+                                [
+                                    'title' => 'post-20.2',
+                                    'comments' => [
+                                        ['text' => 'comment for post-20.2'],
+                                    ],
+                                ]
+                            ]
+                        ]
+                    ],
+                    'posts' => [
+                        [
+                            'title' => 'post-2.1',
+                            'comments' => [
+                                ['text' => 'comment for post-2.1'],
+                            ],
+                        ],
+                        [
+                            'title' => 'post-2.2',
+                            'comments' => [
+                                ['text' => 'comment for post-2.2'],
+                            ],
+                        ]
+                    ]
+                ],
+            ]
+        ], $this->getSuccessResult($result));
+    }
 }