diff --git a/mingw-w64-tools/gendef/src/compat_string.c b/mingw-w64-tools/gendef/src/compat_string.c
index 3f5fb97..51080aa 100644
--- a/mingw-w64-tools/gendef/src/compat_string.c
+++ b/mingw-w64-tools/gendef/src/compat_string.c
@@ -1,6 +1,6 @@
 /*
     gendef - Generate list of exported symbols from a Portable Executable.
-    Copyright (C) 2009, 2010, 2011, 2012, 2013  mingw-w64 project
+    Copyright (C) 2009-2016  mingw-w64 project
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
diff --git a/mingw-w64-tools/gendef/src/compat_string.h b/mingw-w64-tools/gendef/src/compat_string.h
index f0569f4..5aef2a7 100644
--- a/mingw-w64-tools/gendef/src/compat_string.h
+++ b/mingw-w64-tools/gendef/src/compat_string.h
@@ -1,6 +1,6 @@
 /*
     gendef - Generate list of exported symbols from a Portable Executable.
-    Copyright (C) 2009, 2010, 2011, 2012, 2013  mingw-w64 project
+    Copyright (C) 2009-2016  mingw-w64 project
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
diff --git a/mingw-w64-tools/gendef/src/fsredir.c b/mingw-w64-tools/gendef/src/fsredir.c
index 36afd83..a43dea3 100644
--- a/mingw-w64-tools/gendef/src/fsredir.c
+++ b/mingw-w64-tools/gendef/src/fsredir.c
@@ -1,6 +1,6 @@
 /*
     gendef - Generate list of exported symbols from a Portable Executable.
-    Copyright (C) 2009, 2010, 2011, 2012, 2013  mingw-w64 project
+    Copyright (C) 2009-2016  mingw-w64 project
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
diff --git a/mingw-w64-tools/gendef/src/fsredir.h b/mingw-w64-tools/gendef/src/fsredir.h
index 40ae811..e302756 100644
--- a/mingw-w64-tools/gendef/src/fsredir.h
+++ b/mingw-w64-tools/gendef/src/fsredir.h
@@ -1,6 +1,6 @@
 /*
     gendef - Generate list of exported symbols from a Portable Executable.
-    Copyright (C) 2009, 2010, 2011, 2012, 2013  mingw-w64 project
+    Copyright (C) 2009-2016  mingw-w64 project
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
diff --git a/mingw-w64-tools/gendef/src/gendef.c b/mingw-w64-tools/gendef/src/gendef.c
index 5b2e806..63e96e7 100644
--- a/mingw-w64-tools/gendef/src/gendef.c
+++ b/mingw-w64-tools/gendef/src/gendef.c
@@ -1,6 +1,6 @@
 /*
     gendef - Generate list of exported symbols from a Portable Executable.
-    Copyright (C) 2009-2014  mingw-w64 project
+    Copyright (C) 2009-2016  mingw-w64 project
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
diff --git a/mingw-w64-tools/gendef/src/gendef.h b/mingw-w64-tools/gendef/src/gendef.h
index abdee80..8ee0445 100644
--- a/mingw-w64-tools/gendef/src/gendef.h
+++ b/mingw-w64-tools/gendef/src/gendef.h
@@ -1,6 +1,6 @@
 /*
     gendef - Generate list of exported symbols from a Portable Executable.
-    Copyright (C) 2009, 2010, 2011, 2012, 2013  mingw-w64 project
+    Copyright (C) 2009-2016  mingw-w64 project
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
diff --git a/mingw-w64-tools/gendef/src/gendef_def.c b/mingw-w64-tools/gendef/src/gendef_def.c
index 3073558..2b8e38a 100644
--- a/mingw-w64-tools/gendef/src/gendef_def.c
+++ b/mingw-w64-tools/gendef/src/gendef_def.c
@@ -1,6 +1,6 @@
 /*
     gendef - Generate list of exported symbols from a Portable Executable.
-    Copyright (C) 2009, 2010, 2011, 2012, 2013  mingw-w64 project
+    Copyright (C) 2009-2016  mingw-w64 project
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by