diff --git a/fiches/static/fiches/js/forms.js b/fiches/static/fiches/js/forms.js
index 916c775..7856a5e 100644
--- a/fiches/static/fiches/js/forms.js
+++ b/fiches/static/fiches/js/forms.js
@@ -9,7 +9,7 @@ class SubEntry {
 
         this.subEntryElement = subEntryElement;
         this.removeButtonElement = subEntryElement.querySelector(".remove-button");
-        this.deletionCheckboxElement = subEntryElement.querySelector("input[type=checkbox]");
+        this.deletionCheckboxElement = subEntryElement.querySelector("input[id$='DELETE']");
 
         this.addPlaceholderAttributes();
         this.startHandlingSubEntryRemoveButtonClicks();