diff --git a/passbook/app_gw/migrations/0003_auto_20190411_1314.py b/passbook/app_gw/migrations/0003_auto_20190411_1314.py
new file mode 100644
index 000000000..28434b016
--- /dev/null
+++ b/passbook/app_gw/migrations/0003_auto_20190411_1314.py
@@ -0,0 +1,18 @@
+# Generated by Django 2.2 on 2019-04-11 13:14
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('passbook_app_gw', '0002_auto_20190321_1521'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='applicationgatewayprovider',
+            name='authentication_header',
+            field=models.TextField(blank=True, default='X-Remote-User'),
+        ),
+    ]
diff --git a/passbook/app_gw/models.py b/passbook/app_gw/models.py
index 1bdf2b80b..dec46bdc0 100644
--- a/passbook/app_gw/models.py
+++ b/passbook/app_gw/models.py
@@ -15,7 +15,7 @@ class ApplicationGatewayProvider(Provider):
     upstream = ArrayField(models.TextField())
     enabled = models.BooleanField(default=True)
 
-    authentication_header = models.TextField(default='X-Remote-User')
+    authentication_header = models.TextField(default='X-Remote-User', blank=True)
     default_content_type = models.TextField(default='application/octet-stream')
     upstream_ssl_verification = models.BooleanField(default=True)