diff --git a/zaaReloaded2/ThisAddIn.cs b/zaaReloaded2/ThisAddIn.cs
index 680d830..b34c476 100755
--- a/zaaReloaded2/ThisAddIn.cs
+++ b/zaaReloaded2/ThisAddIn.cs
@@ -1,4 +1,21 @@
-using System;
+/* thisaddin.cs
+ * part of zaaReloaded2
+ * 
+ * Copyright 2015 Daniel Kraus
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;