diff --git a/core/core.php b/core/core.php
index 4763cbfa..038c3b96 100755
--- a/core/core.php
+++ b/core/core.php
@@ -1197,9 +1197,9 @@ class common {
 							$this->setdata(['module',$parent,$galleryKey,'config','position',$i++]);
 						}						
 						// Positions des images, tri manuel
-						if ( $this->getdata(['module',$parent,$galleryKey,'position']) === NULL) {
+						if ( $this->getdata(['module',$parent,$galleryKey,'positions']) === NULL) {
 							$c = count($this->getdata(['module',$parent,$galleryKey,'legend']));
-							$this->setdata(['module',$parent,$galleryKey,'position', range(0,$c-1) ]);
+							$this->setdata(['module',$parent,$galleryKey,'positions', range(0,$c-1) ]);
 						}
 						// Image de couverture
 						if ( $this->getdata(['module',$parent,$galleryKey,'config','homePicture']) === NULL)  {