diff --git a/src/main/scala/eu/nomad_lab/parsers/ExcitingParser.scala b/src/main/scala/eu/nomad_lab/parsers/ExcitingParser.scala
index 60ecc4f538af5a411548697f8c1525fa5d513b31..284cfcc85cc1a9ec15c053035bdd8d1f7f30361e 100644
--- a/src/main/scala/eu/nomad_lab/parsers/ExcitingParser.scala
+++ b/src/main/scala/eu/nomad_lab/parsers/ExcitingParser.scala
@@ -1,3 +1,18 @@
+/*
+   Copyright 2016-2017 The NOMAD Developers Group
+
+   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.
+ */
 package eu.nomad_lab.parsers
 
 import eu.{ nomad_lab => lab }
diff --git a/src/main/scala/eu/nomad_lab/parsers/ExcitingParserHelium.scala b/src/main/scala/eu/nomad_lab/parsers/ExcitingParserHelium.scala
index 78a8de64edb6f07bd3c473059223b65138640839..44a72a319d39ffaa9cd425ff98d285d5d67bf6ec 100644
--- a/src/main/scala/eu/nomad_lab/parsers/ExcitingParserHelium.scala
+++ b/src/main/scala/eu/nomad_lab/parsers/ExcitingParserHelium.scala
@@ -1,3 +1,18 @@
+/*
+   Copyright 2016-2017 The NOMAD Developers Group
+
+   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.
+ */
 package eu.nomad_lab.parsers
 
 import eu.{ nomad_lab => lab }
diff --git a/src/test/scala/eu/nomad_lab/parsers/ExcitingParserSpec.scala b/src/test/scala/eu/nomad_lab/parsers/ExcitingParserSpec.scala
index bae98966ce4afa0169fe8954862bbd44d1538f65..11193bcd0036e11511e71a1bec1a3c35a5e2e768 100644
--- a/src/test/scala/eu/nomad_lab/parsers/ExcitingParserSpec.scala
+++ b/src/test/scala/eu/nomad_lab/parsers/ExcitingParserSpec.scala
@@ -1,3 +1,18 @@
+/*
+   Copyright 2016-2017 The NOMAD Developers Group
+
+   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.
+ */
 package eu.nomad_lab.parsers
 
 import org.specs2.mutable.Specification