diff --git a/doc/fluid/design/ir/draft.md b/doc/fluid/design/ir/draft.md
index ac40c2efde57e53892022820948c31a4a0f19084..a141dcbca584c6064c8da863410692a8be911d12 100644
--- a/doc/fluid/design/ir/draft.md
+++ b/doc/fluid/design/ir/draft.md
@@ -9,7 +9,7 @@ Usually, the ```gap``` is bridged by
 
 * A serious transformations with defined order.
 
-* The transformations usually invovle
+* These transformations usually involve
 ```insert, delete, clustering, split, dependency analysis```.
 
 * Has a simple way to verify and debug each transformation.
diff --git a/paddle/fluid/framework/ir/graph.cc b/paddle/fluid/framework/ir/graph.cc
index d384ac0d50d1832cfec62cad096bfc9a71e02c70..688f7ba5825bf1a1ab65a0912663481913223e80 100644
--- a/paddle/fluid/framework/ir/graph.cc
+++ b/paddle/fluid/framework/ir/graph.cc
@@ -1,4 +1,4 @@
-/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/paddle/fluid/framework/ir/graph.h b/paddle/fluid/framework/ir/graph.h
index 2ab018dd85941f13ea03d54ecad3ee78b5e7a73f..b4ac135b029005b723abca2cb9b9a9aa175eda40 100644
--- a/paddle/fluid/framework/ir/graph.h
+++ b/paddle/fluid/framework/ir/graph.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/paddle/fluid/framework/ir/graph_test.cc b/paddle/fluid/framework/ir/graph_test.cc
index 857188ef0a53dc3316abc7deefe9766147e90793..4e23bf124f8822e25be0f6b1c7c8c5de4e4f600a 100644
--- a/paddle/fluid/framework/ir/graph_test.cc
+++ b/paddle/fluid/framework/ir/graph_test.cc
@@ -1,4 +1,4 @@
-/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/paddle/fluid/framework/ir/node.cc b/paddle/fluid/framework/ir/node.cc
index ca83fa7a83ebd6b23d60334eeaab475959b12e5c..86376e7e8bc8bee2ddbc18f7f24bcdd849a06cbf 100644
--- a/paddle/fluid/framework/ir/node.cc
+++ b/paddle/fluid/framework/ir/node.cc
@@ -1,4 +1,4 @@
-/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/paddle/fluid/framework/ir/node.h b/paddle/fluid/framework/ir/node.h
index 38080b4ec578c23ae77ba77ea0b8aa8c40214617..b98c29b81ddc2f57553b8fe76fcfeb0936ddd837 100644
--- a/paddle/fluid/framework/ir/node.h
+++ b/paddle/fluid/framework/ir/node.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/paddle/fluid/framework/ir/pass.cc b/paddle/fluid/framework/ir/pass.cc
index 91b0decd25538ff76964c1b87c29b3ccc7960d76..c05d7d0bb54c8ba5938e08f7e8dace8f607d7b89 100644
--- a/paddle/fluid/framework/ir/pass.cc
+++ b/paddle/fluid/framework/ir/pass.cc
@@ -1,4 +1,4 @@
-/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/paddle/fluid/framework/ir/pass.h b/paddle/fluid/framework/ir/pass.h
index 3f0fcff857ed8d8099d4d52d9a0898841577dbba..f52ba788d55ddb9ed27baa3f6ff0a97e52370fe0 100644
--- a/paddle/fluid/framework/ir/pass.h
+++ b/paddle/fluid/framework/ir/pass.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.