diff --git a/Main/Environment.h b/Main/Environment.h
index 6839def48c2f6fddfafd0beb5fd4ca46058ebd09..b1e29a646fd57f15ce37982a52e371e0d15a6c1e 100644
--- a/Main/Environment.h
+++ b/Main/Environment.h
@@ -1,6 +1,6 @@
 
 /*
- * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ * (c) Copyright 2019 CORSIKA Project, corsika-project@lists.kit.edu
  *
  * See file AUTHORS for a list of contributors.
  *
@@ -8,3 +8,5 @@
  * Licence version 3 (GPL Version 3). See file LICENSE for a full version of
  * the license.
  */
+
+
diff --git a/Main/Stack.h b/Main/Stack.h
index 6839def48c2f6fddfafd0beb5fd4ca46058ebd09..b1e29a646fd57f15ce37982a52e371e0d15a6c1e 100644
--- a/Main/Stack.h
+++ b/Main/Stack.h
@@ -1,6 +1,6 @@
 
 /*
- * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ * (c) Copyright 2019 CORSIKA Project, corsika-project@lists.kit.edu
  *
  * See file AUTHORS for a list of contributors.
  *
@@ -8,3 +8,5 @@
  * Licence version 3 (GPL Version 3). See file LICENSE for a full version of
  * the license.
  */
+
+
diff --git a/Processes/Sibyll/testSibyll.cc b/Processes/Sibyll/testSibyll.cc
index 0c42c90abb86a758c45f5ad4a79ebe87d3f1d3fa..8c2d77d37f4c596e1978e3b2e9dd9865640c7d8c 100644
--- a/Processes/Sibyll/testSibyll.cc
+++ b/Processes/Sibyll/testSibyll.cc
@@ -1,6 +1,6 @@
 
 /*
- * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ * (c) Copyright 2019 CORSIKA Project, corsika-project@lists.kit.edu
  *
  * See file AUTHORS for a list of contributors.
  *
@@ -9,6 +9,7 @@
  * the license.
  */
 
+
 #include <corsika/process/sibyll/Decay.h>
 #include <corsika/process/sibyll/Interaction.h>
 #include <corsika/process/sibyll/NuclearInteraction.h>
diff --git a/Processes/UrQMD/UrQMD.cc b/Processes/UrQMD/UrQMD.cc
index 98f7a7385727d30836e7590bfb6bd54f8de4f542..6545d44f51e3f691b9de04adcb547c181497fa60 100644
--- a/Processes/UrQMD/UrQMD.cc
+++ b/Processes/UrQMD/UrQMD.cc
@@ -1,3 +1,14 @@
+
+/*
+ * (c) Copyright 2019 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * This software is distributed under the terms of the GNU General Public
+ * Licence version 3 (GPL Version 3). See file LICENSE for a full version of
+ * the license.
+ */
+
 #include <corsika/geometry/QuantityVector.h>
 #include <corsika/geometry/Vector.h>
 #include <corsika/particles/ParticleProperties.h>
diff --git a/Processes/UrQMD/UrQMD.h b/Processes/UrQMD/UrQMD.h
index a77e6e843b38055bc96c470c79f2902fcfa58ce5..549a1bd62b7dbde6fb036f5ae24453b703f350d0 100644
--- a/Processes/UrQMD/UrQMD.h
+++ b/Processes/UrQMD/UrQMD.h
@@ -1,3 +1,14 @@
+
+/*
+ * (c) Copyright 2019 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * This software is distributed under the terms of the GNU General Public
+ * Licence version 3 (GPL Version 3). See file LICENSE for a full version of
+ * the license.
+ */
+
 #ifndef _Processes_UrQMD_UrQMD_h
 #define _Processes_UrQMD_UrQMD_h