diff --git a/sitecatalyst.install b/sitecatalyst.install
index e17eb43..c812057 100644
--- a/sitecatalyst.install
+++ b/sitecatalyst.install
@@ -8,6 +8,24 @@
  * Implements hook_install().
  */
 function sitecatalyst_install() {
+  $t = get_t();
+
+  // Perform an update from the old omniture module.
+  if (module_exists('omniture')) {
+    // Look for any legacy "omniture_*" variables and rename them.
+    $result = db_select('variable', 'v')
+      ->fields('v')
+      ->condition('v.name', 'omniture_%', 'LIKE')
+      ->execute();
+
+    foreach ($result as $variable) {
+      $new_name = str_replace('omniture', 'sitecatalyst', $variable->name);
+      variable_set($new_name, unserialize($variable->value));
+    }
+
+    drupal_set_message($t('Now that you are using the SiteCatalyst module, you should disable and uninstall the Omniture module.'), 'warning');
+  }
+
   // On installation, track all the existing roles.
   $result = db_select('role', 'r')
     ->fields('r')