diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index aedabc79cc6..a214c98d0ce 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -5671,7 +5671,7 @@ abstract class CommonObject
 					$update_main_doc_field = 1;
 				}
 
-				// Check that the file exists, before indexing it. 
+				// Check that the file exists, before indexing it.
 				// Hint: It does not exist, if we create a PDF and auto delete the ODT File
 				if (file_exists($destfull)) {
 					$this->indexFile($destfull, $update_main_doc_field);