diff --git a/htdocs/core/lib/files.lib.php b/htdocs/core/lib/files.lib.php
index a9e8e7dd9418b6952d16b3d98d295b062f504e06..00a87ea4f860bced6b233ffefa32ebd0c7ce5192 100644
--- a/htdocs/core/lib/files.lib.php
+++ b/htdocs/core/lib/files.lib.php
@@ -1482,7 +1482,7 @@ function dol_add_file_process($upload_dir, $allowoverwrite=0, $donotupdatesessio
 					{
 						// Create small thumbs for image (Ratio is near 16/9)
 						// Used on logon for example
-						$imgThumbSmall = vignette($destpath, $maxwidthsmall, $maxheigthsmall, '_small', 50, "thumbs");
+						$imgThumbSmall = vignette($destpath, $maxwidthsmall, $maxheightsmall, '_small', 50, "thumbs");
 						// Create mini thumbs for image (Ratio is near 16/9)
 						// Used on menu or for setup page for example
 						$imgThumbMini = vignette($destpath, $maxwidthmini, $maxheightmini, '_mini', 50, "thumbs");