diff --git a/modeles/document_case_fonctions.php b/modeles/document_case_fonctions.php
index c7524cb6499857083d7fae086e916f9cb11f508a..e79b12a77e1c1c5c75d3b06d8b3872b4d79637e6 100644
--- a/modeles/document_case_fonctions.php
+++ b/modeles/document_case_fonctions.php
@@ -39,18 +39,18 @@ function medias_raccourcis_doc(
 		. affiche_raccourci_doc($doc, $id_document, 'center')
 		. affiche_raccourci_doc($doc, $id_document, 'right');
 	if ($mode == 'document'
-		and ($inclus == "embed" or $inclus == "image")
+		and ($inclus == 'embed' or $inclus == 'image')
 		and (($largeur > 0 and $hauteur > 0)
 			or in_array($media, array('video', 'audio')))
 	) {
 		$raccourci =
-			"<span>" . _T('medias:info_inclusion_vignette') . "</span>"
+			'<span>' . _T('medias:info_inclusion_vignette') . '</span>'
 			. $raccourci
-			. "<span>" . _T('medias:info_inclusion_directe') . "</span>"
+			. '<span>' . _T('medias:info_inclusion_directe') . '</span>'
 			. affiche_raccourci_doc('emb', $id_document, 'left')
 			. affiche_raccourci_doc('emb', $id_document, 'center')
 			. affiche_raccourci_doc('emb', $id_document, 'right');
 	}
 
-	return "<div class='raccourcis'>" . $raccourci . "</div>";
+	return "<div class='raccourcis'>" . $raccourci . '</div>';
 }
diff --git a/modeles/emb_fonctions.php b/modeles/emb_fonctions.php
index 3da7c9ec0e70a2e33214f1a47cf9f05ab37f945d..98385298bbf2f0bf0c1a11862c3a0d0fdbaf163f 100644
--- a/modeles/emb_fonctions.php
+++ b/modeles/emb_fonctions.php
@@ -18,7 +18,7 @@ if (!defined('_ECRIRE_INC_VERSION')) {
  * @return mixed
  */
 function trouver_modele_emb($extension, $mime_type) {
-	if ($extension and trouve_modele($fond = "emb_" . $extension)) {
+	if ($extension and trouve_modele($fond = 'emb_' . $extension)) {
 		return $fond;
 	}
 	$fond = preg_replace(',\W,', '_', $mime_type);