diff --git a/pflaenzli/pflaenzli/views.py b/pflaenzli/pflaenzli/views.py
index 55efb7b..a976b70 100644
--- a/pflaenzli/pflaenzli/views.py
+++ b/pflaenzli/pflaenzli/views.py
@@ -46,12 +46,18 @@ def create_offer(request):
     return render(request, "basic_form.html", {"form": form, "button_label": "Create", "title": "Create Offer"})
 
 
-@ login_required
 def offer_detail(request, offer_id):
     offer = get_object_or_404(Offer, id=offer_id)
     wishes = Wish.objects.filter(user=offer.user)
-    if offer.zipcode and request.user.zipcode:
-        dist = calculate_distance(offer.zipcode, request.user.zipcode)
+
+    if request.user.is_authenticated:
+        if offer.zipcode and request.user.zipcode:
+            if offer.zipcode == request.user.zipcode:
+                dist = 0
+            else:
+                dist = calculate_distance(offer.zipcode, request.user.zipcode)
+        else:
+            dist = None
     else:
         dist = None