diff --git a/single-conseils.php b/single-conseils.php
index d946f99..f744e1a 100644
--- a/single-conseils.php
+++ b/single-conseils.php
@@ -111,10 +111,10 @@ if (!function_exists('build_share_urls')) {
 			$relatedBrochure = get_field('brochure_pdf', $relatedBrochuresPosts[0]->ID) ?? null;
 
 
-			$hasManualDocument = get_field('manual_source_document');
+			$hasManualDocument = get_field('manual_source_document') ?? null;
 			$manualSrcDocument = get_field('manual_document_link');
 
-			$relatedDocumentUrl = ($hasManualDocument && $manualSrcDocument && $manualSrcDocument['source_document']) ? $manualSrcDocument['source_document']['url'] : $relatedBrochure['url'];
+			$relatedDocumentUrl = ($hasManualDocument && $manualSrcDocument && $manualSrcDocument['source_document']) ? $manualSrcDocument['source_document']['url'] : $relatedBrochure['url'] ?? null;
 			$relatedDocumentCtaTitle = ($hasManualDocument && $manualSrcDocument && $manualSrcDocument['button_title']) ? $manualSrcDocument['button_title'] : __("Télécharger la brochure ", "homegrade-theme__texte-fonctionnel");
 
 			get_template_part('template-components/post-conseils/chapter-header', null, array(