diff --git a/src/main/java/com/puppycrawl/tools/checkstyle/gui/CodeSelector.java b/src/main/java/com/puppycrawl/tools/checkstyle/gui/CodeSelector.java
index ad71b9a44..5676262ba 100644
--- a/src/main/java/com/puppycrawl/tools/checkstyle/gui/CodeSelector.java
+++ b/src/main/java/com/puppycrawl/tools/checkstyle/gui/CodeSelector.java
@@ -1,3 +1,21 @@
+////////////////////////////////////////////////////////////////////////////////
+// checkstyle: Checks Java source code for adherence to a set of rules.
+// Copyright (C) 2001-2015 the original author or authors.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+////////////////////////////////////////////////////////////////////////////////
 package com.puppycrawl.tools.checkstyle.gui;
 
 import com.puppycrawl.tools.checkstyle.api.DetailAST;