diff --git a/htdocs/api/class/api_documents.class.php b/htdocs/api/class/api_documents.class.php
index 48df30067a1..74e846d8b47 100644
--- a/htdocs/api/class/api_documents.class.php
+++ b/htdocs/api/class/api_documents.class.php
@@ -943,7 +943,7 @@ class Documents extends DolibarrApi
 		// Move the temporary file at its final emplacement
 		$result = dol_move($destfiletmp, $dest_file, '0', $overwriteifexists, 1, 1, $moreinfo);
 		if (!$result) {
-			throw new RestException(500, "Failed to move file into '".$destfile."'");
+			throw new RestException(500, "Failed to move file into '".$dest_file."'");
 		}
 
 		return dol_basename($destfile);