diff --git a/contracts/minting/Controller.sol b/contracts/minting/Controller.sol
index 8e25ad9c2..96e3e703a 100644
--- a/contracts/minting/Controller.sol
+++ b/contracts/minting/Controller.sol
@@ -1,5 +1,5 @@
 /**
- * Copyright CENTRE SECZ 2021
+ * Copyright CENTRE SECZ 2018 - 2021
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
diff --git a/contracts/minting/MasterMinter.sol b/contracts/minting/MasterMinter.sol
index 481e5ed28..ac3849604 100644
--- a/contracts/minting/MasterMinter.sol
+++ b/contracts/minting/MasterMinter.sol
@@ -1,5 +1,5 @@
 /**
- * Copyright CENTRE SECZ 2021
+ * Copyright CENTRE SECZ 2018 - 2021
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
diff --git a/contracts/minting/MintController.sol b/contracts/minting/MintController.sol
index 894c8bb1a..dae187ba1 100644
--- a/contracts/minting/MintController.sol
+++ b/contracts/minting/MintController.sol
@@ -1,5 +1,5 @@
 /**
- * Copyright CENTRE SECZ 2021
+ * Copyright CENTRE SECZ 2018 - 2021
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
diff --git a/contracts/minting/MinterManagementInterface.sol b/contracts/minting/MinterManagementInterface.sol
index 7a75b1a20..def04e6da 100644
--- a/contracts/minting/MinterManagementInterface.sol
+++ b/contracts/minting/MinterManagementInterface.sol
@@ -1,5 +1,5 @@
 /**
- * Copyright CENTRE SECZ 2021
+ * Copyright CENTRE SECZ 2018 - 2021
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal