diff --git a/.gitignore b/.gitignore
index 2600dd5..a1605f3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,8 +1,2 @@
-thor-0.13.6.gem
-/thor-0.14.6.gem
-/thor-0.16.0.gem
-/thor-0.17.0.gem
-/thor-0.18.1.gem
-/thor-0.19.1.gem
-/thor-0.20.3-spec.tar.gz
-/thor-0.20.3.gem
+/thor-*-spec.txz
+/thor-*.gem
diff --git a/rubygem-thor.spec b/rubygem-thor.spec
index c9cd449..4965084 100644
--- a/rubygem-thor.spec
+++ b/rubygem-thor.spec
@@ -2,15 +2,16 @@
 %global gem_name thor
 
 Name: rubygem-%{gem_name}
-Version: 0.20.3
-Release: 4%{?dist}
+Version: 1.0.1
+Release: 1%{?dist}
 Summary: Thor is a toolkit for building powerful command-line interfaces
 License: MIT
 URL: http://whatisthor.com/
 Source0: https://rubygems.org/gems/%{gem_name}-%{version}.gem
-# git clone https://github.com/erikhuda/thor.git
-# git checkout v0.20.3 && tar czvf thor-0.20.3-spec.tar.gz spec/
-Source1: %{gem_name}-%{version}-spec.tar.gz
+# The test suite is not shipped with the gem, you may check it out like so:
+# git clone https://github.com/erikhuda/thor.git --no-checkout
+# cd thor && git archive -v -o thor-1.0.1-spec.txz v1.0.1 spec/
+Source1: %{gem_name}-%{version}-spec.txz
 # ruby package has just soft dependency on rubygem(io-console), while
 # Thor always requires it.
 Requires: rubygem(io-console)
@@ -36,7 +37,7 @@ BuildArch: noarch
 Documentation for %{name}.
 
 %prep
-%setup -q -n %{gem_name}-%{version}
+%setup -q -n %{gem_name}-%{version} -b1
 
 %build
 # Create the gem as gem install only works on a gem file
@@ -63,14 +64,14 @@ find %{buildroot}%{gem_instdir}/bin -type f | \
 
 %check
 pushd .%{gem_instdir}
-tar xzvf %{SOURCE1}
+cp -r %{_builddir}/spec .
 
 # kill simplecov dependency
 sed -i '/simplecov/,/end/ s/^/#/' spec/helper.rb
 
 # Thor does not specify encoding of its imputs, what might cause issues.
 # https://github.com/erikhuda/thor/issues/645
-LC_ALL=C.UTF-8 rspec spec
+LC_ALL=C.UTF-8 rspec -rreadline spec
 popd
 
 %files
@@ -91,6 +92,10 @@ popd
 %{gem_instdir}/thor.gemspec
 
 %changelog
+* Wed Aug 05 23:45:19 GMT 2020 Pavel Valena <pvalena@redhat.com> - 1.0.1-1
+- Update to Thor 1.0.1.
+  Resolves: rhbz#1783465
+
 * Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 0.20.3-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
 
diff --git a/sources b/sources
index 3daefb4..b597ca0 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (thor-0.20.3-spec.tar.gz) = e180f8644376eca2a6e13265a5e6cc43e1813a43d3c00d7e46382193ce8f967e9e44b0d6245d278963ea61ca3e97c289054ea411b8ff916a9f82a9e28bab5b51
-SHA512 (thor-0.20.3.gem) = 4c834408321f4f13b4878ee0e57a1fcd9a2294faf6d4c8c52ed909c2f14634b7810e3a0bffa1920f37ccd7baced2ff103a06f679f653a133bd647ac1e9add522
+SHA512 (thor-1.0.1.gem) = 51560fabff2df52ff1d6745d419dfd3e26d58d79d36e2baa5a6aa9304a5ac0dc539abf956cfa9d8c1ad882586aa7e9edc886ea4cdc9a9574315befaf5dfb91b0
+SHA512 (thor-1.0.1-spec.txz) = 5c542a3fa280c0e5de68e0e490ececd3bdfb72822fec571494c0b0c89221fe9410e70829b5175548a5767df7dc4b241d4f508328b00bca014c1d7eb67b794a9d