diff --git a/sco_moduleimpl_status.py b/sco_moduleimpl_status.py
index cd4933b4b..a5e4e7174 100644
--- a/sco_moduleimpl_status.py
+++ b/sco_moduleimpl_status.py
@@ -465,7 +465,7 @@ def moduleimpl_status(context, moduleimpl_id=None, partition_id=None, REQUEST=No
                     "delete_img",
                     alt="supprimer",
                     title="Supprimer",
-                    id="delete_button_%(evaluation_id)s",
+                    id="delete_button_%s" % eval["evaluation_id"],
                 )
             )
             if caneditevals: