diff --git a/rowers/models.py b/rowers/models.py
index 28993bd1..3ca03ad9 100644
--- a/rowers/models.py
+++ b/rowers/models.py
@@ -997,8 +997,8 @@ class UserForm(ModelForm):
                 'Please enter a valid email address')
             
         try:
-            match = User.objects.get(email__iexact=email)
-            if self.instance == match:
+            match = User.objects.filter(email__iexact=email)
+            if self.instance in match:
                 return email
         except User.DoesNotExist:
             return email