diff --git a/schleuder-gitlab-ticketing.gemspec b/schleuder-gitlab-ticketing.gemspec
index 5bfac7f1c8dda3b9491bd53c10d7a64287cf8097..79b296dd77047d2be5b2c45ad4829a43b0915fe2 100644
--- a/schleuder-gitlab-ticketing.gemspec
+++ b/schleuder-gitlab-ticketing.gemspec
@@ -27,7 +27,7 @@ Gem::Specification.new do |s|
   }
   s.required_ruby_version = ">= 2.1.0"
   s.add_runtime_dependency 'gitlab', '~> 4.8'
-  s.add_runtime_dependency 'schleuder', '>= 3.3.0'
+  s.add_runtime_dependency 'schleuder', '~> 3.3'
   s.add_development_dependency 'rspec', '~> 3.5'
   s.post_install_message = "