diff --git a/database/migrations/2017_06_10_121932_update_benutzer_table.php b/database/migrations/2017_06_10_121932_update_benutzer_table.php
new file mode 100644
index 00000000..b0b2dbbb
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+++ b/database/migrations/2017_06_10_121932_update_benutzer_table.php
@@ -0,0 +1,33 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class UpdateBenutzerTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('benutzer', function (Blueprint $table){
+            $table->string('anzeigename',20)->unique();
+            $table->string('telefon',20);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('benutzer', function (Blueprint $table){
+            $table->dropColumn(['anzeigename','telefon']);
+        });
+    }
+}