diff --git a/hc/accounts/admin.py b/hc/accounts/admin.py
index 44fc7557..69c49e0f 100644
--- a/hc/accounts/admin.py
+++ b/hc/accounts/admin.py
@@ -51,13 +51,13 @@ class ProfileAdmin(admin.ModelAdmin):
 
     def get_queryset(self, request):
         qs = super(ProfileAdmin, self).get_queryset(request)
-        qs = qs.annotate(Count("member", distinct=True))
+        qs = qs.annotate(num_members=Count("user__project__member", distinct=True))
         qs = qs.annotate(num_checks=Count("user__project__check", distinct=True))
         return qs
 
     @mark_safe
     def users(self, obj):
-        if obj.member__count == 0:
+        if obj.num_members == 0:
             return obj.user.email
         else:
             return render_to_string("admin/profile_list_team.html", {
@@ -75,7 +75,7 @@ class ProfileAdmin(admin.ModelAdmin):
         """ % (pct, obj.num_checks, obj.check_limit)
 
     def invited(self, obj):
-        return "%d of %d" % (obj.member__count, obj.team_limit)
+        return "%d of %d" % (obj.num_members, obj.team_limit)
 
     def sms(self, obj):
         return "%d of %d" % (obj.sms_sent, obj.sms_limit)
diff --git a/hc/accounts/models.py b/hc/accounts/models.py
index 81e62bbb..17a04d33 100644
--- a/hc/accounts/models.py
+++ b/hc/accounts/models.py
@@ -167,7 +167,7 @@ class Profile(models.Model):
         return True
 
     def can_invite(self):
-        return self.member_set.count() < self.team_limit
+        return self.member_count() < self.team_limit
 
     def invite(self, user):
         project = self.get_own_project()
@@ -210,6 +210,9 @@ class Profile(models.Model):
 
         return project
 
+    def member_count(self):
+        return Member.objects.filter(project__owner__profile=self).count()
+
 
 class Project(models.Model):
     code = models.UUIDField(default=uuid.uuid4, editable=False, unique=True)
diff --git a/hc/payments/views.py b/hc/payments/views.py
index c6275a1e..88472dc1 100644
--- a/hc/payments/views.py
+++ b/hc/payments/views.py
@@ -60,7 +60,7 @@ def billing(request):
         "profile": request.profile,
         "sub": sub,
         "num_checks": Check.objects.filter(project__owner=request.user).count(),
-        "team_size": request.profile.member_set.count() + 1,
+        "team_size": request.profile.member_count() + 1,
         "team_max": request.profile.team_limit + 1,
         "send_invoices_status": send_invoices_status,
         "set_plan_status": "default",