diff --git a/core/core.php b/core/core.php
index eb4eb453..f4211823 100644
--- a/core/core.php
+++ b/core/core.php
@@ -1202,6 +1202,7 @@ class common {
 			}	
 			//----------------------------------------
 			// Mise à jour de la taille des miniatures
+			/*
 			$iterator = new RecursiveDirectoryIterator('site/file/source/');
 			foreach(new RecursiveIteratorIterator($iterator) as $fileInfos) {
 				if($fileInfos->isFile() AND @getimagesize($fileInfos->getPathname())) {									
@@ -1211,7 +1212,7 @@ class common {
 										self::THUMBS_WIDTH);
 					}
 				}
-			}
+			}*/
 			$this->setData(['core', 'dataVersion', 10000]);	
 		}
 	}
diff --git a/module/gallery/gallery.php b/module/gallery/gallery.php
index 1eacd4d0..98677caf 100644
--- a/module/gallery/gallery.php
+++ b/module/gallery/gallery.php
@@ -122,6 +122,12 @@ class gallery extends common {
 				$iterator = new DirectoryIterator($directory);				
 				foreach($iterator as $fileInfos) {
 					if($fileInfos->isDot() === false AND $fileInfos->isFile() AND @getimagesize($fileInfos->getPathname())) {						
+						// Créer la miniature si manquante
+						if (!file_exists( str_replace('source','thumb',$fileInfos->getPathname()) . '/' . self::THUMBS_SEPARATOR  . strtolower($fileInfos->getFilename()))) {
+							$this->makeThumb($fileInfos->getPathname(),
+											str_replace('source','thumb',$fileInfos->getPath()) .  '/' . self::THUMBS_SEPARATOR  . strtolower($fileInfos->getFilename()),
+											self::THUMBS_WIDTH);
+						}
 						// Miniatures 
 						$homePicture = file_exists( str_replace('source','thumb',$directory) . '/' . self::THUMBS_SEPARATOR  . strtolower($fileInfos->getFilename())) 
 							?  self::THUMBS_SEPARATOR .  strtolower($fileInfos->getFilename())
@@ -264,6 +270,12 @@ class gallery extends common {
 				$iterator = new DirectoryIterator($directory);
 				foreach($iterator as $fileInfos) {
 					if($fileInfos->isDot() === false AND $fileInfos->isFile() AND @getimagesize($fileInfos->getPathname())) {
+						// Créer la miniature si manquante
+						if (!file_exists( str_replace('source','thumb',$fileInfos->getPathname()) . '/' . self::THUMBS_SEPARATOR  . strtolower($fileInfos->getFilename()))) {
+							$this->makeThumb($fileInfos->getPathname(),
+											str_replace('source','thumb',$fileInfos->getPath()) .  '/' . self::THUMBS_SEPARATOR  . strtolower($fileInfos->getFilename()),
+											self::THUMBS_WIDTH);
+						}
 						self::$pictures[$fileInfos->getFilename()] = [
 							$fileInfos->getFilename(),
 							template::checkbox( 'homePicture[' . $fileInfos->getFilename() . ']', true, '', [ 
@@ -321,7 +333,13 @@ class gallery extends common {
 					foreach($iterator as $fileInfos) {
 						if($fileInfos->isDot() === false AND $fileInfos->isFile() AND @getimagesize($fileInfos->getPathname())) {
 							self::$pictures[$directory . '/' . $fileInfos->getFilename()] = $this->getData(['module', $this->getUrl(0), $this->getUrl(1), 'legend', str_replace('.','',$fileInfos->getFilename())]);
-							// Miniatures 
+							// Créer la miniature si manquante
+							if (!file_exists( str_replace('source','thumb',$fileInfos->getPathname()) . '/' . self::THUMBS_SEPARATOR  . strtolower($fileInfos->getFilename()))) {
+								$this->makeThumb($fileInfos->getPathname(),
+												str_replace('source','thumb',$fileInfos->getPath()) .  '/' . self::THUMBS_SEPARATOR  . strtolower($fileInfos->getFilename()),
+												self::THUMBS_WIDTH);
+							}							
+							// Définir la Miniature
 							self::$thumbs[$directory . '/' . $fileInfos->getFilename()] = file_exists( str_replace('source','thumb',$directory) . '/' . self::THUMBS_SEPARATOR  . strtolower($fileInfos->getFilename())) 
 								? str_replace('source','thumb',$directory) . '/' . self::THUMBS_SEPARATOR .  strtolower($fileInfos->getFilename())
 								: str_replace('source','thumb',$directory) . '/' .  strtolower($fileInfos->getFilename());
@@ -380,6 +398,13 @@ class gallery extends common {
 					foreach($iterator as $fileInfos) {
 						if($fileInfos->isDot() === false AND $fileInfos->isFile() AND @getimagesize($fileInfos->getPathname())) {
 							self::$galleries[$galleryId] = $gallery;
+							// Créer la miniature si manquante
+							if (!file_exists( str_replace('source','thumb',$fileInfos->getPathname()) . '/' . self::THUMBS_SEPARATOR  . strtolower($fileInfos->getFilename()))) {
+								$this->makeThumb($fileInfos->getPathname(),
+												str_replace('source','thumb',$fileInfos->getPath()) .  '/' . self::THUMBS_SEPARATOR  . strtolower($fileInfos->getFilename()),
+												self::THUMBS_WIDTH);
+							}	
+							// Définir l'image de couverture
 							self::$firstPictures[$galleryId] = file_exists( str_replace('source','thumb',$gallery['config']['directory']) . '/' . self::THUMBS_SEPARATOR  . strtolower($gallery['config']['homePicture'])) 
 								? str_replace('source','thumb',$gallery['config']['directory']) . '/' . self::THUMBS_SEPARATOR .  strtolower($gallery['config']['homePicture'])
 								: str_replace('source','thumb',$gallery['config']['directory']) . '/' .  strtolower($gallery['config']['homePicture']);