diff --git a/foreman_netbox.gemspec b/foreman_netbox.gemspec
index 22750cd..60a34b5 100644
--- a/foreman_netbox.gemspec
+++ b/foreman_netbox.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |s|
 
   s.add_dependency 'dry-configurable', '>= 0.13', '< 0.17'
   s.add_dependency 'dry-container', '>= 0.7', '< 0.12'
-  s.add_dependency 'dry-core', '>= 0.6', '< 0.9'
+  s.add_dependency 'dry-core', '>= 0.6', '< 1.1'
   s.add_dependency 'dry-inflector', '0.3.0'
   s.add_dependency 'dry-schema', '>= 1.6', '< 1.12'
   s.add_dependency 'dry-validation', '>= 1.5.2', '< 1.9.0'