diff --git a/.gitignore b/.gitignore
index e96d107..cc6e67c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,5 @@
 /concurrent-ruby-1.0.5.gem
 /concurrent-ruby-1.1.5-specs.tar.gz
 /concurrent-ruby-1.1.5.gem
+/concurrent-ruby-1.1.9-specs.tar.gz
+/concurrent-ruby-1.1.9.gem
diff --git a/rubygem-concurrent-ruby.spec b/rubygem-concurrent-ruby.spec
index 812533b..d4adaeb 100644
--- a/rubygem-concurrent-ruby.spec
+++ b/rubygem-concurrent-ruby.spec
@@ -2,14 +2,14 @@
 %global gem_name concurrent-ruby
 
 Name: rubygem-%{gem_name}
-Version: 1.1.5
-Release: 6%{?dist}
+Version: 1.1.9
+Release: 1%{?dist}
 Summary: Modern concurrency tools for Ruby
 License: MIT
 URL: http://www.concurrent-ruby.com
 Source0: https://rubygems.org/gems/%{gem_name}-%{version}.gem
 # git clone https://github.com/ruby-concurrency/concurrent-ruby.git && cd concurrent-ruby
-# git archive -v -o concurrent-ruby-1.1.5-specs.tar.gz v1.1.5 spec/
+# git archive -v -o concurrent-ruby-1.1.9-specs.tar.gz v1.1.9 spec/
 Source1: %{gem_name}-%{version}-specs.tar.gz
 BuildRequires: ruby(release)
 BuildRequires: rubygems-devel
@@ -63,20 +63,23 @@ sed -i '/require.*concurrent-edge/ s/^/#/' spec/spec_helper.rb
 sed -i '/allow_c_extensions?/,/^      end/ s/^/#/' spec/concurrent/atomic/atomic_reference_spec.rb
 
 # Exclude the -edge test cases.
+#
 # Also exclude `scheduled_task_spec` and `timer_task_spec`,
 # because these are pretty unstable:
 # https://github.com/ruby-concurrency/concurrent-ruby/issues/824
-rspec -rspec_helper \
+#
+# Require path must be exported due to
+# spec/concurrent/executor/executor_service_shared.rb spawning new Ruby instance
+RUBYOPT=-Ilib/concurrent-ruby rspec -rspec_helper \
   -fd \
-  --exclude-pattern 'spec/concurrent/{actor_spec.rb,channel_spec.rb,lazy_register_spec.rb,channel/**/*,edge/**/*,promises_spec.rb,throttle_spec.rb,cancellation_spec.rb,scheduled_task_spec.rb,timer_task_spec.rb}' \
+  --exclude-pattern 'spec/concurrent/{actor_spec.rb,channel_spec.rb,lazy_register_spec.rb,channel/**/*,edge/**/*,promises_spec.rb,throttle_spec.rb,cancellation_spec.rb,scheduled_task_spec.rb,timer_task_spec.rb,executor/wrapping_executor_spec.rb}' \
   spec
 
-
 popd
 
 %files
 %dir %{gem_instdir}
-%license %{gem_instdir}/LICENSE.md
+%license %{gem_instdir}/LICENSE.txt
 # Containst just some Java sources. Very likely included by mistake.
 %exclude %{gem_instdir}/ext
 %{gem_libdir}
@@ -91,6 +94,10 @@ popd
 %{gem_instdir}/Rakefile
 
 %changelog
+* Mon Feb 28 2022 Vít Ondruch <vondruch@redhat.com> - 1.1.9-1
+- Update to Concurrent Ruby 1.1.9.
+  Resolves: rhbz#1801443
+
 * Fri Jan 21 2022 Fedora Release Engineering <releng@fedoraproject.org> - 1.1.5-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild
 
diff --git a/sources b/sources
index a3e0fe7..a7ccfec 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (concurrent-ruby-1.1.5-specs.tar.gz) = 74f1de9259c30dfdfba54be065fd090bc47df6543af811fc76cf8022408435cbbfa64eb92d4acc3c46cd1b5a2ed5497d0c852779174a2ec0503617f227ce8b17
-SHA512 (concurrent-ruby-1.1.5.gem) = 357fa6bbf65ff4143adba9de6713d28eacb03170b3b4218f53d80433de13ba50b1c3741a62ec355a3aa01388bcbd059e1bca3dd82c88cf56b8b3110c24b37613
+SHA512 (concurrent-ruby-1.1.9-specs.tar.gz) = bde6b5553de4188900192e54f3d6166b18fd0a47bf6f3a23857e0d4c5ca26e99fe517ccd0bb21dbd91533605945659820816489984a7c6ebfa76054ade491c8b
+SHA512 (concurrent-ruby-1.1.9.gem) = 39472a1b5589a125428e67c532b23b8fead2a9e1a56e53d8de7d94cf95b52fc856540db657d751a2abfd1accbbbc66f3a7e05bc308f44445bb4344025abf00d5