diff --git a/migrations/121_phone_verification_attempts.rb b/migrations/121_phone_verification_attempts.rb
new file mode 100644
index 00000000..5f8e4277
--- /dev/null
+++ b/migrations/121_phone_verification_attempts.rb
@@ -0,0 +1,9 @@
+Sequel.migration do
+  up {
+    DB.add_column :sites, :phone_verification_attempts, :integer, default: 0
+  }
+
+  down {
+    DB.drop_column :sites, :phone_verification_attempts
+  }
+end
\ No newline at end of file