diff --git a/ecrire/inc/filtres_images.php b/ecrire/inc/filtres_images.php
index 2b274fa39e6d3fe7a342a5c0285713435aae2b7f..aeaa7e697f242296bacf8ee2239ca99707f054e5 100644
--- a/ecrire/inc/filtres_images.php
+++ b/ecrire/inc/filtres_images.php
@@ -59,7 +59,7 @@ function image_valeurs_trans($img, $effet, $forcer_format = false) {
 	}
 	$fichier = $source;
 	// les protocoles web prennent au moins 3 lettres
-	if (preg_match(',^(\w{3,7}://),', $source)){
+	if (preg_match(';^(\w{3,7}://);', $source)){
 		include_spip("inc/distant");
 		$fichier = fichier_copie_locale($source);
 	}