diff --git a/.gitignore b/.gitignore
index 9d019b8..6cdfcec 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,5 @@ thin-1.2.5.gem
 /thin-1.6.4.gem
 /thin-1.7.0-tests.tgz
 /thin-1.7.0.gem
+/thin-1.7.2-tests.tgz
+/thin-1.7.2.gem
diff --git a/rubygem-thin.spec b/rubygem-thin.spec
index 328b10e..687bb5e 100644
--- a/rubygem-thin.spec
+++ b/rubygem-thin.spec
@@ -1,26 +1,24 @@
 %global gem_name thin
 
 Name: rubygem-%{gem_name}
-Version: 1.7.0
-Release: 3%{?dist}
+Version: 1.7.2
+Release: 1%{?dist}
 Summary: A thin and fast web server
-Group: Development/Languages
 # lib/thin/stats.html.erb: BSD
 # spec/rails_app/public/javascripts/*.js: MIT
 License: (GPLv2+ or Ruby) and BSD and MIT
 URL: http://code.macournoyer.com/thin/
 Source0: https://rubygems.org/gems/%{gem_name}-%{version}.gem
 # git clone https://github.com/macournoyer/thin.git && cd thing
-# git checkout v1.7.0 && tar czvf thin-1.7.0-tests.tgz spec/
+# git checkout v1.7.2 && tar czvf thin-1.7.2-tests.tgz spec/
 Source1: %{gem_name}-%{version}-tests.tgz
 BuildRequires: ruby(release)
 BuildRequires: rubygems-devel
 BuildRequires: ruby-devel
-%if 0%{?fedora} >= 22
+# Compiler is required for build of gem binary extension.
+# https://fedoraproject.org/wiki/Packaging:C_and_C++#BuildRequires_and_Requires
+BuildRequires: gcc
 BuildRequires: rubygem(rspec2)
-%else
-BuildRequires: rubygem(rspec)
-%endif
 BuildRequires: rubygem(eventmachine) >= 1.0.4
 BuildRequires: rubygem(daemons) >= 1.0.9
 BuildRequires: rubygem(rack) >= 1.0.0
@@ -34,7 +32,6 @@ Rack, a minimal interface between webservers and Ruby frameworks.
 
 %package doc
 Summary: Documentation for %{name}
-Group: Documentation
 Requires: %{name} = %{version}-%{release}
 BuildArch: noarch
 
@@ -59,7 +56,7 @@ cp -a .%{gem_extdir_mri}/{gem.build_complete,*.so} %{buildroot}%{gem_extdir_mri}
 rm -rf %{buildroot}%{gem_instdir}/ext/
 
 mkdir -p %{buildroot}%{_bindir}
-cp -pa .%{_bindir}/* \
+cp -a .%{_bindir}/* \
         %{buildroot}%{_bindir}/
 
 find %{buildroot}%{gem_instdir}/bin -type f | xargs chmod a+x
@@ -88,12 +85,7 @@ sed -i "/'should force kill process in pid file'/a \    pending" spec/daemonizin
 # whole testsuite.
 sed -i '/"tracing routines (with NO custom logger)"/a \    before { pending }' spec/logging_spec.rb
 
-%if 0%{?fedora} >= 22
-rspec2 \
-%else
-rspec \
-%endif
-  -I$(dirs +1)%{gem_extdir_mri} spec
+rspec2 -I$(dirs +1)%{gem_extdir_mri} spec
 
 popd
 
@@ -114,6 +106,9 @@ popd
 %{gem_instdir}/Rakefile
 
 %changelog
+* Wed Jul 19 2017 Vít Ondruch <vondruch@redhat.com> - 1.7.2-1
+- Update to Thin 1.7.2.
+
 * Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.7.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
 
diff --git a/sources b/sources
index 3f79620..6b0752f 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-5adb9199d68a81cb24e320501747cd4e  thin-1.7.0-tests.tgz
-15aa7d84a87160f9e1c0996c6e824b3b  thin-1.7.0.gem
+SHA512 (thin-1.7.2-tests.tgz) = 339ba087396553522814732006373c4ab2d918b6a6d4c5453b04028f1911b697b6e6e74117800700eea8afdfb2b99b9bbf589a822c0cffa9f382b0d3d6c50813
+SHA512 (thin-1.7.2.gem) = e9e0ad3dab77a1c6f3e413ce7ed1598da0db5fa62355a1fbbc73153d2fd810d82d5bf2e6a434429912eb885c263c674364a5dec7d878960e2dbef37ccbe1472b