diff --git a/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php b/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
index 0c3e9685861..ef05b9b2df9 100644
--- a/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
+++ b/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
@@ -177,10 +177,10 @@ class doc_generic_invoice_odt extends ModelePDFFactures
    			$texte .= '</div>';
 		}
         // Add input to upload a new template file.
-        $texte.= '<div>'.$langs->trans("UploadNewTemplate").' <input type="file" name="uploadfile">';
-        $texte.= '<input type="hidden" value="FACTURE_ADDON_PDF_ODT_PATH" name="keyforuploaddir">';
-        $texte.= '<input type="submit" class="button" value="'.dol_escape_htmltag($langs->trans("Upload")).'" name="upload">';
-        $texte.= '</div>';
+        $texte .= '<div>'.$langs->trans("UploadNewTemplate").' <input type="file" name="uploadfile">';
+        $texte .= '<input type="hidden" value="FACTURE_ADDON_PDF_ODT_PATH" name="keyforuploaddir">';
+        $texte .= '<input type="submit" class="button" value="'.dol_escape_htmltag($langs->trans("Upload")).'" name="upload">';
+        $texte .= '</div>';
 		$texte .= '</td>';
 
 		$texte .= '<td rowspan="2" class="tdtop hideonsmartphone">';