diff --git a/README.md b/README.md
index 3168ce426..8703180b2 100644
--- a/README.md
+++ b/README.md
@@ -93,9 +93,15 @@ For further information, see [doc/quickstart.md](https://github.com/kmuto/review
 
 ## License
 
-LGPL. See [COPYING](https://github.com/kmuto/review/blob/master/COPYING) file.
+Main part of Re:VIEW is applied GNU Lesser General Public License (LGPL).
+See [COPYING](https://github.com/kmuto/review/blob/master/COPYING) file.
 
-* jumoline.sty (test/sample-book/src/vendor/jumoline): The LaTeX Project Public License. See [LPPL](https://github.com/kmuto/review/blob/master/test/sample-book/src/vendor/jumoline/lppl.txt) file.
+Exception:
+
+* doc/*, samples/*: MIT License. See [LICENSE](https://github.com/kmuto/review/blob/master/doc/LICENSE) file.
+* jumoline.sty, vendor/jumoline: The LaTeX Project Public License. See [LPPL](https://github.com/kmuto/review/blob/master/vendor/jumoline/lppl.txt) file.
+* plistings.sty, vendor/plistings: MIT License. See [LICENSE](https://github.com/kmuto/review/blob/master/vendor/plistings/LICENSE) file.
+* gentombow09j.sty, vendor/gentombow: BSD License. See [LICENSE](https://github.com/kmuto/review/blob/master/vendor/gentombow/LICENSE) file.
 
 ## Copyright
 
diff --git a/doc/LICENSE b/doc/LICENSE
new file mode 100644
index 000000000..83a1a9512
--- /dev/null
+++ b/doc/LICENSE
@@ -0,0 +1,20 @@
+Copyright (c) 2006-2018 Minero Aoki, Kenshi Muto, Masayoshi Takahashi, Masanori Kado.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
diff --git a/samples/sample-book/src/Rakefile b/samples/sample-book/src/Rakefile
index 0c205c1a6..4c3d362e9 100644
--- a/samples/sample-book/src/Rakefile
+++ b/samples/sample-book/src/Rakefile
@@ -1,3 +1,23 @@
+# Copyright (c) 2006-2018 Minero Aoki, Kenshi Muto, Masayoshi Takahashi, Masanori Kado.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
 require 'fileutils'
 require 'rake/clean'
 
diff --git a/templates/LICENSE b/templates/LICENSE
index 73f985f34..83a1a9512 100644
--- a/templates/LICENSE
+++ b/templates/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2006-2016 Minero Aoki, Kenshi Muto, Masayoshi Takahashi, Masanori Kado.
+Copyright (c) 2006-2018 Minero Aoki, Kenshi Muto, Masayoshi Takahashi, Masanori Kado.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal