diff --git a/README.md b/README.md
index a78b7644..cfbd8cf1 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ We follow the currently supported versions listed on <https://www.postgresql.org
 
 ### Chef
 
-- Chef 16
+- Chef 18
 
 ### Cookbook Dependencies
 
diff --git a/metadata.rb b/metadata.rb
index 5095f33d..5ae8dfef 100644
--- a/metadata.rb
+++ b/metadata.rb
@@ -6,7 +6,7 @@
 version           '12.3.3'
 source_url        'https://github.com/sous-chefs/postgresql'
 issues_url        'https://github.com/sous-chefs/postgresql/issues'
-chef_version      '>= 16.0'
+chef_version      '>= 18.0'
 
 depends 'yum', '>= 7.2.0'