diff --git a/bar.go b/bar.go
index 8947b4c..bd21512 100644
--- a/bar.go
+++ b/bar.go
@@ -1,7 +1,3 @@
-// Copyright (C) 2016-2017 Vladimir Bauer
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
 package mpb
 
 import (
diff --git a/decorators.go b/decorators.go
index 9bb06fb..5f006f5 100644
--- a/decorators.go
+++ b/decorators.go
@@ -1,7 +1,3 @@
-// Copyright (C) 2016-2017 Vladimir Bauer
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
 package mpb
 
 import (
diff --git a/format.go b/format.go
index 17440de..3693259 100644
--- a/format.go
+++ b/format.go
@@ -1,7 +1,3 @@
-// Copyright (C) 2016-2017 Vladimir Bauer
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
 package mpb
 
 import "fmt"
diff --git a/progress.go b/progress.go
index ba1c2af..f52593d 100644
--- a/progress.go
+++ b/progress.go
@@ -1,7 +1,3 @@
-// Copyright (C) 2016-2017 Vladimir Bauer
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
 package mpb
 
 import (
diff --git a/progress_go1.7.go b/progress_go1.7.go
index 427a2ae..0dc057c 100644
--- a/progress_go1.7.go
+++ b/progress_go1.7.go
@@ -1,8 +1,4 @@
 //+build go1.7
-
-// Copyright (C) 2016-2017 Vladimir Bauer
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
 
 package mpb
 
diff --git a/proxyreader.go b/proxyreader.go
index b0d6eef..b710ec8 100644
--- a/proxyreader.go
+++ b/proxyreader.go
@@ -1,7 +1,3 @@
-// Copyright (C) 2016-2017 Vladimir Bauer
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
 package mpb
 
 import "io"