diff --git a/tests/various/stat_area_by_width.lib b/tests/various/stat_area_by_width.lib
index 73e266472..1e98aa488 100644
--- a/tests/various/stat_area_by_width.lib
+++ b/tests/various/stat_area_by_width.lib
@@ -1,22 +1,5 @@
 
-/************************************************************************
-
- Copyright 2025 Clemens Walter, <cwalter@ethz.ch>
- 
- 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
- 
-    https://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. 
- 
-************************************************************************/
-//Mock library for Yosys pre techmap 
+//library for testcases, can also be used as a template for new libraries
 library (mock) { 
 cell ( "$reduce_xor" ) {
   area : 3.0 ;