diff --git a/rubygem-cairo.spec b/rubygem-cairo.spec
index 7fb9f68..9f2704c 100644
--- a/rubygem-cairo.spec
+++ b/rubygem-cairo.spec
@@ -5,7 +5,7 @@
 #%%global	gem_githash	af3e3fc059
 
 %bcond_with bootstrap
-%if 0%{?fedora} >= 42
+%if 0%{?fedora} >= 40
 %bcond_with bootstrap
 %endif
 
@@ -15,8 +15,8 @@
 
 Summary:	Ruby bindings for cairo
 Name:		rubygem-%{gem_name}
-Version:	1.18.4
-Release:	4%{?dist}
+Version:	1.17.13
+Release:	1%{?dist}
 # From gemspec
 # SPDX confirmed
 License:	GPL-2.0-or-later OR Ruby
@@ -47,10 +47,10 @@ BuildRequires:	rubygem(native-package-installer)
 # Circular dependency
 %if %{without bootstrap}
 BuildRequires:	rubygem(poppler)
-%endif
 # Make sure at least one font is available for test/test_context.rb:57
 # `initialize': out of memory (NoMemoryError)
 BuildRequires:	dejavu-serif-fonts
+%endif
 Requires:	rubygems
 Provides:	rubygem(%{gem_name}) = %{version}-%{release}
 
@@ -138,6 +138,10 @@ rm -rf \
 popd
 
 %check
+%if %{with bootstrap}
+exit 0
+%endif
+
 export RUBYLIB=$(pwd)/TMPINSTDIR/%{gem_instdir}:$(pwd)/TMPINSTDIR/%{gem_extdir_mri}/
 
 pushd ./TMPINSTDIR/%{gem_instdir}
@@ -157,18 +161,6 @@ cp -a rcairo/test/* test
 sed -i -e '\@require .rubygems@a\\ngem "test-unit"\n' test/run-test.rb
 sed -i -e "\@require 'bundler/setup'@d" test/run-test.rb
 
-%if %{with bootstrap}
-# Kill tests which needs poppler
-sed -i test/helper.rb -e '\@poppler@s@^@#@'
-for f in \
-	test/test_context.rb \
-	test/test_pdf_surface.rb \
-	%{nil}
-do
-	mv $f $f.orig
-done
-%endif
-
 ruby ./test/run-test.rb
 
 %files
@@ -189,45 +181,6 @@ ruby ./test/run-test.rb
 %{header_dir}/rb_cairo.h
 
 %changelog
-* Thu Jan 08 2026 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.18.4-4
-- Rebuild for https://fedoraproject.org/wiki/Changes/Ruby_4.0
-
-* Thu Oct 30 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.18.4-3
-- Bump release
-
-* Fri Jul 25 2025 Fedora Release Engineering <releng@fedoraproject.org> - 1.18.4-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
-
-* Wed Mar 12 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.18.4-1
-- 1.18.4
-
-* Sat Jan 18 2025 Fedora Release Engineering <releng@fedoraproject.org> - 1.17.14-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild
-
-* Thu Jan 09 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.17.14-1
-- 1.17.4
-
-* Tue Jan 07 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.17.13-8
-- Rebuild for https://fedoraproject.org/wiki/Changes/Ruby_3.4
-
-* Sat Nov 02 2024 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.17.13-7
-- Kill loop dependency for now
-
-* Fri Jul 19 2024 Fedora Release Engineering <releng@fedoraproject.org> - 1.17.13-6
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild
-
-* Tue Feb 06 2024 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.17.13-5
-- Bump and rebuild
-
-* Fri Jan 26 2024 Fedora Release Engineering <releng@fedoraproject.org> - 1.17.13-4
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
-
-* Mon Jan 22 2024 Fedora Release Engineering <releng@fedoraproject.org> - 1.17.13-3
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
-
-* Wed Jan 03 2024 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.17.13-2
-- Rebuild for https://fedoraproject.org/wiki/Changes/Ruby_3.3
-
 * Tue Dec 19 2023 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.17.13-1
 - 1.17.13
 
diff --git a/sources b/sources
index 2b478d9..6b70350 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (cairo-1.18.4.gem) = 665a791f54567bb81e8533e56964640c14dce195da8b5cca968930dcaef9a28b705c5a04901a796f0cc645e1168fd127da95f0d1f6dbe5a71ef27d8f4624adb7
-SHA512 (rcairo-1.18.4-test-missing-files.tar.gz) = 75b42678f48e868e24f9f2a21a813bb770fc6b453dccc551760f74a825839e86cfbebfe20df63640aec58dd297d5fe19d9f4ba767e5286d9670e051f05711a1e
+SHA512 (cairo-1.17.13.gem) = 82fb621f97b6eb292565fd0f90f5e686c2cd4cd8aa61fa0ab6e25aac665aa9f7e780481a6571fd443be8c53070f29a2dfea5a54949350fe783b12aeb6aba3769
+SHA512 (rcairo-1.17.13-test-missing-files.tar.gz) = 6d701b9ac76a4a4e62432c002b6a7d3bb3d985c2d8caef7bac83b60cd65e0f974b03753bfd2687676b88ebac10a0601a7b2e0d063ff953cdba0f742611ca2a75