[BUG] Combatability to Chef 11 immutable node object

metadata.rb

@@ -4,4 +4,4 @@ maintainer_email "hpc@gsi.de"
 license          "Apache 2.0"
 description      "System Software configuration and maintenance"
 long_description IO.read(File.join(File.dirname(__FILE__), 'README.md'))
-version          "0.33.0"
+version          "0.33.1"

recipes/apt.rb

@@ -57,9 +57,9 @@ unless node.sys.apt.preferences.empty?
       end
       next
     end
-    pref[:package] = '*' unless pref.has_key? 'package'
+    pkg = '*' unless pref.has_key? 'package'
     sys_apt_preference name do
-      package pref[:package]
+      package pkg
       pin pref[:pin]
       priority pref[:priority]
     end