Fix license

Qiskit · Mar 19, 2020 · 501c0e7 · 501c0e7
1 parent 4c5c264
commit 501c0e7
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/qiskit/quantum_info/operators/symplectic/clifford.py b/qiskit/quantum_info/operators/symplectic/clifford.py
@@ -2,8 +2,13 @@
 
 # Copyright 2017, 2020 BM.
 #
-# This source code is licensed under the Apache License, Version 2.0 found in
-# the LICENSE.txt file in the root directory of this source tree.
+# This code is licensed under the Apache License, Version 2.0. You may
+# obtain a copy of this license in the LICENSE.txt file in the root directory
+# of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
+#
+# Any modifications or derivative works of this code must retain this
+# copyright notice, and modified files need to carry a notice indicating
+# that they have been altered from the originals.
 """
 Clifford operator class.
 """