diff --git a/src/agenda_culturel/models.py b/src/agenda_culturel/models.py
index cf96f2f..9bce903 100644
--- a/src/agenda_culturel/models.py
+++ b/src/agenda_culturel/models.py
@@ -2256,6 +2256,8 @@ class Event(models.Model):
                 continue
             if attr == "start_day" and other.has_invalid_start_date():
                 continue
+            if attr == "exact_location" and other.exact_location is None:
+                continue
             setattr(self, attr, getattr(other, attr))
 
         # adjust modified date if required