diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..c983245
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,65 @@
+1) Project Source
+
+    Source code for `entr` is licensed under an ISC-style license, to the
+    following copyright holders:
+
+    Eric Radman
+
+    * Permission to use, copy, modify, and distribute this software for any
+    * purpose with or without fee is hereby granted, provided that the above
+    * copyright notice and this permission notice appear in all copies.
+    *
+    * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+    * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+    * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+2) Compatibility Libraries (MacOS and Linux only)
+
+    Some code under the /missing subdirectory is licensed under a 2-term BSD
+    license, to the following copyright holders:
+
+    Jonathan Lemon
+
+    * Redistribution and use in source and binary forms, with or without
+    * modification, are permitted provided that the following conditions
+    * are met:
+    * 1. Redistributions of source code must retain the above copyright
+    *    notice, this list of conditions and the following disclaimer.
+    * 2. Redistributions in binary form must reproduce the above copyright
+    *    notice, this list of conditions and the following disclaimer in the
+    *    documentation and/or other materials provided with the distribution.
+    *
+    * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+    * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+    * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+    * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+    * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+    * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+    * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+    * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+    * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+    * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+    * SUCH DAMAGE.
+
+    Some code under the /missing subdirectory is licensed under an ISC-style
+    license, to the following copyright holders:
+
+    Todd C. Miller
+    Martin Pieuchot
+    Ted Unangst
+
+    * Permission to use, copy, modify, and distribute this software for any
+    * purpose with or without fee is hereby granted, provided that the above
+    * copyright notice and this permission notice appear in all copies.
+    *
+    * THE SOFTWARE IS PROVIDED "AS IS" AND TODD C. MILLER DISCLAIMS ALL
+    * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
+    * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL TODD C. MILLER BE LIABLE
+    * FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+    * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+    * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
diff --git a/entr-4.5.tar.gz b/entr-4.5.tar.gz
deleted file mode 100644
index a61ba2e..0000000
Binary files a/entr-4.5.tar.gz and /dev/null differ
diff --git a/entr-5.0.tar.gz b/entr-5.0.tar.gz
new file mode 100644
index 0000000..ecfb7bb
Binary files /dev/null and b/entr-5.0.tar.gz differ
diff --git a/entr.spec b/entr.spec
index 51183c7..fdfde13 100644
--- a/entr.spec
+++ b/entr.spec
@@ -1,7 +1,8 @@
 Name:           entr
-Version:        4.5
+Version:        5.0
 Release:        1
 Summary:        Run arbitrary commands when files change
+
 License:        ISC
 URL:            http://eradman.com/%{name}project/
 Source0:        http://eradman.com/%{name}project/code/%{name}-%{version}.tar.gz
@@ -10,7 +11,8 @@ BuildRequires:  gcc
 BuildRequires:  make
 
 %description
-entr is a file watcher runs specified commands when target files change
+A file watcher, which can run specified commands
+when target files change.
 
 %global debug_package %{nil}
 
@@ -22,7 +24,7 @@ entr is a file watcher runs specified commands when target files change
 make
 
 %install
-%make_install
+%make_install PREFIX=/usr
 mkdir -p %{buildroot}/%{_docdir}/%{name}
 cp LICENSE %{buildroot}/%{_docdir}/%{name}/
 cp README.md %{buildroot}/%{_docdir}/%{name}/
@@ -33,8 +35,8 @@ cp NEWS %{buildroot}/%{_docdir}/%{name}
 make test
 
 %files
-/usr/local/bin/entr
-/usr/local/share/man/man1/entr.1
+%{_bindir}/entr
+%{_mandir}/man1/entr.1.gz
 %dir %{_docdir}/%{name}
 %{_docdir}/%{name}/LICENSE
 %{_docdir}/%{name}/NEWS
@@ -42,6 +44,6 @@ make test
 
 
 %changelog
-* Fri May 21 2021 yaozc7 <yaozc7@foxmail.com>
-- add source package and spec file
+* Sun Aug 29 2021 Leo <clouds@isrc.iscas.ac.cn> - 5.0-1
+- first publish of version 5.0