diff --git a/src/Forms/Form.php b/src/Forms/Form.php
index 7a345df2..8e9877f5 100644
--- a/src/Forms/Form.php
+++ b/src/Forms/Form.php
@@ -457,6 +457,7 @@ public function setSubmittedBy(?SubmitterControl $by): static
 
 	/**
 	 * Returns submitted HTTP data.
+	 * @return ($htmlName is null ? array<mixed> : string|array<mixed>|Nette\Http\FileUpload|null)
 	 */
 	public function getHttpData(?int $type = null, ?string $htmlName = null): string|array|Nette\Http\FileUpload|null
 	{