diff --git a/README.md b/README.md
index a2276e7..4a25e9f 100644
--- a/README.md
+++ b/README.md
@@ -83,8 +83,13 @@ You can override any of the defaults configured in `default.config.yml` by creat
       - name: mkdocs
     
     configure_dock: true
-    dockitems_remove: []
-    dockitems_persist: []
+    dockitems_remove:
+      - Launchpad
+      - TV
+    dockitems_persist:
+      - name: "Sublime Text"
+        path: "/Applications/Sublime Text.app/"
+        pos: 5
 
 Any variable can be overridden in `config.yml`; see the supporting roles' documentation for a complete list of available variables.
 
diff --git a/default.config.yml b/default.config.yml
index b62bdfc..3531dcc 100644
--- a/default.config.yml
+++ b/default.config.yml
@@ -15,6 +15,7 @@ dockitems_remove: []
 dockitems_persist: []
 # - name: "Sublime Text"
 #   path: "/Applications/Sublime Text.app/"
+#   pos: 5
 
 configure_sudoers: false
 sudoers_custom_config: ''
diff --git a/tasks/dock.yml b/tasks/dock.yml
index d1130ee..560d517 100644
--- a/tasks/dock.yml
+++ b/tasks/dock.yml
@@ -19,5 +19,5 @@
     cmd: dockutil --move '{{ item.name }}' --position '{{ item.pos }}'
   when:
     - item.pos is defined
-    - item.pos length >0
+    - item.pos > 0
   loop: "{{ dockitems_persist }}"