diff --git a/intervention/forms/forms.py b/intervention/forms/forms.py
index b6252453..d0c9c91c 100644
--- a/intervention/forms/forms.py
+++ b/intervention/forms/forms.py
@@ -345,18 +345,3 @@ class EditInterventionForm(NewInterventionForm):
 
         return self.instance
 
-
-class OpenInterventionForm(EditInterventionForm):
-    """
-    This form is not intended to be used as data-input form. It's used to simplify the rendering of intervention:open
-    """
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-
-        # Resize map
-        self.fields["geometry"].widget.attrs["map_width"] = 500
-        self.fields["geometry"].widget.attrs["map_height"] = 300
-
-        # Disable all form fields
-        for field in self.fields:
-            self.disable_form_field(field)