diff --git a/src/cambridge_base.inc b/src/cambridge_base.inc
index ddbdab6be26fb52fd897f5d1b7b0966f1af4527c..c4b38b07632b7d9ad97c2fc979c06e5841cecf4b 100644
--- a/src/cambridge_base.inc
+++ b/src/cambridge_base.inc
@@ -77,18 +77,18 @@ function cambridge_base_install() {
       'name' => st('Basic Page'),
       'base' => 'node_content',
       'description' => st("Use <em>basic pages</em> for your static content, such as an 'About us' page."),
-      'custom' => 1,
-      'modified' => 1,
-      'locked' => 0,
+      'custom' => TRUE,
+      'modified' => TRUE,
+      'locked' => FALSE,
     ),
     array(
       'type' => 'link',
       'name' => st('Link'),
       'base' => 'node_content',
       'description' => st("Use <em>link</em> to add custom links to lists, such as teasers or carousels."),
-      'custom' => 1,
-      'modified' => 1,
-      'locked' => 0,
+      'custom' => TRUE,
+      'modified' => TRUE,
+      'locked' => FALSE,
       'title_label' => 'Administrative title',
     ),
   );