diff --git a/foreman_notification_send.gemspec b/foreman_notification_send.gemspec
index 8f71279b1f1fa241be48164c83ed48abcb8b2943..579f92e40259f76a29d5e53508d5d31a01b39ced 100644
--- a/foreman_notification_send.gemspec
+++ b/foreman_notification_send.gemspec
@@ -17,7 +17,7 @@ Gem::Specification.new do |s|
   s.executables   = s.files.grep(%r{^exe/}) { |f| File.basename(f) }
   s.require_paths = ['lib']
 
-  s.add_dependency 'matrix_sdk', '~> 0.0.4'
+  s.add_dependency 'matrix_sdk', '~> 1'
 
   s.add_development_dependency 'bundler', '~> 1.16'
   s.add_development_dependency 'minitest', '~> 5.0'