diff --git a/inventory_refresh.gemspec b/inventory_refresh.gemspec
index c53227e1..0ab704e3 100644
--- a/inventory_refresh.gemspec
+++ b/inventory_refresh.gemspec
@@ -22,7 +22,7 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency "activerecord", "~> 5.0"
+  spec.add_dependency "activerecord", "~> 6.0"
   spec.add_dependency "more_core_extensions", ">=3.5", "< 5"
   spec.add_dependency "pg", "> 0"