diff --git a/recipes/_common.rb b/recipes/_common.rb
index d556f98..781d0de 100644
--- a/recipes/_common.rb
+++ b/recipes/_common.rb
@@ -87,7 +87,7 @@ unless node['postfix']['sender_canonical_map_entries'].empty?
   end
 
   unless node['postfix']['main'].key?('sender_canonical_maps')
-    node.set['postfix']['main']['sender_canonical_maps'] = "hash:#{node['postfix']['conf_dir']}/sender_canonical"
+    node.normal['postfix']['main']['sender_canonical_maps'] = "hash:#{node['postfix']['conf_dir']}/sender_canonical"
   end
 end
 
@@ -106,7 +106,7 @@ unless node['postfix']['smtp_generic_map_entries'].empty?
   end
 
   unless node['postfix']['main'].key?('smtp_generic_maps')
-    node.set['postfix']['main']['smtp_generic_maps'] = "hash:#{node['postfix']['conf_dir']}/smtp_generic"
+    node.normal['postfix']['main']['smtp_generic_maps'] = "hash:#{node['postfix']['conf_dir']}/smtp_generic"
   end
 end
 
diff --git a/recipes/client.rb b/recipes/client.rb
index 2f304f1..4858a6f 100644
--- a/recipes/client.rb
+++ b/recipes/client.rb
@@ -37,6 +37,6 @@ else
   relayhost = results.map { |n| n['ipaddress'] }.first
 end
 
-node.set['postfix']['main']['relayhost'] = "[#{relayhost}]"
+node.normal['postfix']['main']['relayhost'] = "[#{relayhost}]"
 
 include_recipe 'postfix'