diff --git a/database/migrations/2020_09_04_151645_change_default_comment_null.php b/database/migrations/2020_09_04_151645_change_default_comment_null.php
new file mode 100644
index 00000000..c0dd6db4
--- /dev/null
+++ b/database/migrations/2020_09_04_151645_change_default_comment_null.php
@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class ChangeDefaultCommentNull extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('invoice_statuses', function (Blueprint $table) {
+            $table->string('comment')->default(null)->change();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('invoice_statuses', function (Blueprint $table) {
+            //
+        });
+    }
+}
diff --git a/database/migrations/2020_09_04_152310_change_to_nullable_comment_null.php b/database/migrations/2020_09_04_152310_change_to_nullable_comment_null.php
new file mode 100644
index 00000000..b05d43fa
--- /dev/null
+++ b/database/migrations/2020_09_04_152310_change_to_nullable_comment_null.php
@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class ChangeToNullableCommentNull extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('invoice_statuses', function (Blueprint $table) {
+            $table->string('comment')->default(null)->nullable()->change();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('invoice_statuses', function (Blueprint $table) {
+            //
+        });
+    }
+}