diff --git a/LICENSE b/LICENSE
index 62a53ceaa..67cfe82f6 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2013 Conformal Systems LLC.
+Copyright (c) 2013-2014 Conformal Systems LLC.
 
 Permission to use, copy, modify, and distribute this software for any
 purpose with or without fee is hereby granted, provided that the above
diff --git a/address.go b/address.go
index caeb680a5..db4b274d7 100644
--- a/address.go
+++ b/address.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 
diff --git a/address_test.go b/address_test.go
index 5de4c2a50..698fcce57 100644
--- a/address_test.go
+++ b/address_test.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 package btcscript_test
diff --git a/doc.go b/doc.go
index 4b50547fb..aa054ddc4 100644
--- a/doc.go
+++ b/doc.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 
diff --git a/internal_test.go b/internal_test.go
index 9d2def587..72448c7d9 100644
--- a/internal_test.go
+++ b/internal_test.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 
diff --git a/log.go b/log.go
index 4b938bd4a..b1ca42a00 100644
--- a/log.go
+++ b/log.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 
diff --git a/opcode.go b/opcode.go
index c4baac029..2d54d946a 100644
--- a/opcode.go
+++ b/opcode.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 
diff --git a/opcode_test.go b/opcode_test.go
index 0c446b0fb..3870b6ce0 100644
--- a/opcode_test.go
+++ b/opcode_test.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 
diff --git a/script.go b/script.go
index 627829f44..2a8a9fcbd 100644
--- a/script.go
+++ b/script.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 
diff --git a/script_test.go b/script_test.go
index c98bb1888..da17743fc 100644
--- a/script_test.go
+++ b/script_test.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 
diff --git a/stack.go b/stack.go
index b09b23221..ffc304290 100644
--- a/stack.go
+++ b/stack.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 
diff --git a/stack_test.go b/stack_test.go
index 0bf76c039..b9e4059df 100644
--- a/stack_test.go
+++ b/stack_test.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2013 Conformal Systems LLC.
+// Copyright (c) 2013-2014 Conformal Systems LLC.
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.