diff --git a/app/models/membership.rb b/app/models/membership.rb
index a8ac585ab..2289443f1 100644
--- a/app/models/membership.rb
+++ b/app/models/membership.rb
@@ -1,5 +1,6 @@
 class Membership < UntenantedRecord
   belongs_to :identity, touch: true
+  has_many :magic_links, dependent: :delete
 
   # I want this to be `belongs_to :user`, but ActiveRecord::Tenanted doesn't yet support
   # associations from untenanted to untenanted models.
diff --git a/test/fixtures/identities.yml b/test/fixtures/identities.yml
new file mode 100644
index 000000000..8b1378917
--- /dev/null
+++ b/test/fixtures/identities.yml
@@ -0,0 +1 @@
+
diff --git a/test/fixtures/memberships.yml b/test/fixtures/memberships.yml
new file mode 100644
index 000000000..8b1378917
--- /dev/null
+++ b/test/fixtures/memberships.yml
@@ -0,0 +1 @@
+