diff --git a/icinga2-api-client.gemspec b/icinga2-api-client.gemspec
index 8ed49dc..66a2050 100644
--- a/icinga2-api-client.gemspec
+++ b/icinga2-api-client.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |s|
 
   s.files = `git ls-files`.split("\n")
 
-  s.add_dependency 'activesupport', '>= 6.0'
+  s.add_dependency 'activesupport', '>= 7.0'
   s.add_dependency 'faraday'
   s.add_dependency 'zeitwerk'
 end