diff --git a/app/models.py b/app/models.py
index e3aeb3d13..2cb9b709e 100644
--- a/app/models.py
+++ b/app/models.py
@@ -116,7 +116,7 @@ class Service(db.Model, Versioned):
         secondary=user_to_service,
         backref=db.backref('user_to_service', lazy='dynamic'))
     restricted = db.Column(db.Boolean, index=False, unique=False, nullable=False)
-    research_mode = db.Column(db.Boolean, index=False, unique=False, nullable=True, default=False)
+    research_mode = db.Column(db.Boolean, index=False, unique=False, nullable=False, default=False)
     email_from = db.Column(db.Text, index=False, unique=True, nullable=False)
     created_by = db.relationship('User')
     created_by_id = db.Column(UUID(as_uuid=True), db.ForeignKey('users.id'), index=True, nullable=False)
diff --git a/migrations/versions/0046_organisations_and_branding.py b/migrations/versions/0046_organisations_and_branding.py
index c03faf2ce..fc31bdcd7 100644
--- a/migrations/versions/0046_organisations_and_branding.py
+++ b/migrations/versions/0046_organisations_and_branding.py
@@ -33,6 +33,7 @@ def upgrade():
     op.add_column('services_history', sa.Column('organisation_id', postgresql.UUID(as_uuid=True)))
 
     op.execute("INSERT INTO branding_type VALUES ('govuk'), ('org'), ('both')")
+
     # insert UKVI data as initial test data. hex and crest pulled from alphagov/whitehall
     op.execute("""INSERT INTO organisation VALUES (
         '9d25d02d-2915-4e98-874b-974e123e8536',