diff --git a/netbox/dcim/views.py b/netbox/dcim/views.py
index eb81e99c5..805e9d881 100644
--- a/netbox/dcim/views.py
+++ b/netbox/dcim/views.py
@@ -3185,37 +3185,25 @@ class CableEditView(generic.ObjectEditView):
     template_name = 'dcim/cable_edit.html'
     htmx_template_name = 'dcim/htmx/cable_edit.html'
 
-    def dispatch(self, request, *args, **kwargs):
-
-        # If creating a new Cable, initialize the form class using URL query params
-        if 'pk' not in kwargs:
-            a_terminations_type = request.POST.get('a_terminations_type') or request.GET.get('a_terminations_type')
-            b_terminations_type = request.POST.get('b_terminations_type') or request.GET.get('b_terminations_type')
-            self.form = forms.get_cable_form(
-                a_type=CABLE_TERMINATION_TYPES.get(a_terminations_type),
-                b_type=CABLE_TERMINATION_TYPES.get(b_terminations_type)
-            )
-
-        return super().dispatch(request, *args, **kwargs)
-
     def alter_object(self, obj, request, url_args, url_kwargs):
         """
-        Hack into get_object() to set the form class when editing an existing Cable, since ObjectEditView
+        Hack into alter_object() to set the form class when editing an existing Cable, since ObjectEditView
         doesn't currently provide a hook for dynamic class resolution.
         """
-        a_terminations_type = request.POST.get('a_terminations_type') or request.GET.get('a_terminations_type')
-        b_terminations_type = request.POST.get('b_terminations_type') or request.GET.get('b_terminations_type')
+        a_terminations_type = CABLE_TERMINATION_TYPES.get(
+            request.GET.get('a_terminations_type') or request.POST.get('a_terminations_type')
+        )
+        b_terminations_type = CABLE_TERMINATION_TYPES.get(
+            request.GET.get('b_terminations_type') or request.POST.get('b_terminations_type')
+        )
+
         if obj.pk:
             if not a_terminations_type and (termination_a := obj.terminations.filter(cable_end='A').first()):
-                a_type = termination_a.termination._meta.model
-            else:
-                a_type = CABLE_TERMINATION_TYPES.get(a_terminations_type)
+                a_terminations_type = termination_a.termination._meta.model
             if not b_terminations_type and (termination_b := obj.terminations.filter(cable_end='B').first()):
-                b_type = termination_b.termination._meta.model
-            else:
-                b_type = CABLE_TERMINATION_TYPES.get(b_terminations_type)
+                b_terminations_type = termination_b.termination._meta.model
 
-            self.form = forms.get_cable_form(a_type, b_type)
+        self.form = forms.get_cable_form(a_terminations_type, b_terminations_type)
 
         return super().alter_object(obj, request, url_args, url_kwargs)