diff --git a/database/migrations/2020_10_21_124101_allow_nullable_ospf_columns.php b/database/migrations/2020_10_21_124101_allow_nullable_ospf_columns.php
new file mode 100644
index 0000000000..c2b2f944e3
--- /dev/null
+++ b/database/migrations/2020_10_21_124101_allow_nullable_ospf_columns.php
@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class AllowNullableOspfColumns extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('ospf_areas', function (Blueprint $table) {
+            $table->string('ospfAuthType', 64)->nullable()->change();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('ospf_areas', function (Blueprint $table) {
+            $table->string('ospfAuthType', 64)->nullable(false)->change();
+        });
+    }
+}
diff --git a/misc/db_schema.yaml b/misc/db_schema.yaml
index 2b69aefa03..6678801087 100644
--- a/misc/db_schema.yaml
+++ b/misc/db_schema.yaml
@@ -70,10 +70,10 @@ alert_log:
   Indexes:
     PRIMARY: { Name: PRIMARY, Columns: [id], Unique: true, Type: BTREE }
     alert_log_device_id_index: { Name: alert_log_device_id_index, Columns: [device_id], Unique: false, Type: BTREE }
-    alert_log_rule_id_index: { Name: alert_log_rule_id_index, Columns: [rule_id], Unique: false, Type: BTREE }
-    alert_log_time_logged_index: { Name: alert_log_time_logged_index, Columns: [time_logged], Unique: false, Type: BTREE }
     alert_log_rule_id_device_id_index: { Name: alert_log_rule_id_device_id_index, Columns: [rule_id, device_id], Unique: false, Type: BTREE }
     alert_log_rule_id_device_id_state_index: { Name: alert_log_rule_id_device_id_state_index, Columns: [rule_id, device_id, state], Unique: false, Type: BTREE }
+    alert_log_rule_id_index: { Name: alert_log_rule_id_index, Columns: [rule_id], Unique: false, Type: BTREE }
+    alert_log_time_logged_index: { Name: alert_log_time_logged_index, Columns: [time_logged], Unique: false, Type: BTREE }
 alert_rules:
   Columns:
     - { Field: id, Type: 'int unsigned', 'Null': false, Extra: auto_increment }
@@ -1177,7 +1177,7 @@ ospf_areas:
     - { Field: id, Type: 'int unsigned', 'Null': false, Extra: auto_increment }
     - { Field: device_id, Type: 'int unsigned', 'Null': false, Extra: '' }
     - { Field: ospfAreaId, Type: varchar(32), 'Null': false, Extra: '' }
-    - { Field: ospfAuthType, Type: varchar(64), 'Null': false, Extra: '' }
+    - { Field: ospfAuthType, Type: varchar(64), 'Null': true, Extra: '' }
     - { Field: ospfImportAsExtern, Type: varchar(128), 'Null': false, Extra: '' }
     - { Field: ospfSpfRuns, Type: int, 'Null': false, Extra: '' }
     - { Field: ospfAreaBdrRtrCount, Type: int, 'Null': false, Extra: '' }