diff --git a/README.rst b/README.rst
index af58164..c8ea358 100644
--- a/README.rst
+++ b/README.rst
@@ -15,7 +15,7 @@ Requirements
 ============
 
 - Chef 15 or higher
-- Chef Workstation 0.18.3 for testing (also includes Berkshelf for cookbook
+- Chef Workstation 20.8.111 for testing (also includes Berkshelf for cookbook
   dependency resolution)
 
 Platforms
diff --git a/recipes/openstack-db.rb b/recipes/openstack-db.rb
index 2a68e9e..de8aac8 100644
--- a/recipes/openstack-db.rb
+++ b/recipes/openstack-db.rb
@@ -33,7 +33,7 @@ node['openstack']['common']['services'].each do |service, project|
       user username
       pass password
     end
-  rescue Net::HTTPServerException, ChefVault::Exceptions::KeysNotFound
+  rescue Net::HTTPClientException, ChefVault::Exceptions::KeysNotFound
     Chef::Log.warn("No databag item containing the database password for #{project} was found, so no database was created")
   end
 end