diff --git a/panopoly_core.features.defaultconfig.inc b/panopoly_core.features.defaultconfig.inc
index f15afb0..b1a6ff5 100644
--- a/panopoly_core.features.defaultconfig.inc
+++ b/panopoly_core.features.defaultconfig.inc
@@ -139,7 +139,7 @@ function panopoly_core_defaultconfig_strongarm() {
   $strongarm->disabled = FALSE; /* Edit this to true to make a default strongarm disabled initially */
   $strongarm->api_version = 1;
   $strongarm->name = 'panels_page_allowed_layouts';
-  $strongarm->value = 'O:22:"panels_allowed_layouts":4:{s:9:"allow_new";b:1;s:11:"module_name";s:11:"panels_page";s:23:"allowed_layout_settings";a:42:{s:8:"flexible";b:0;s:14:"twocol_stacked";b:0;s:13:"twocol_bricks";b:0;s:6:"twocol";b:0;s:25:"threecol_33_34_33_stacked";b:0;s:17:"threecol_33_34_33";b:0;s:25:"threecol_25_50_25_stacked";b:0;s:17:"threecol_25_50_25";b:0;s:6:"onecol";b:0;s:6:"whelan";b:1;s:12:"webb_flipped";b:1;s:5:"sutro";b:1;s:13:"selby_flipped";b:1;s:5:"selby";b:1;s:4:"pond";b:1;s:15:"moscone_flipped";b:1;s:7:"moscone";b:1;s:8:"mccoppin";b:1;s:15:"hewston_flipped";b:1;s:7:"hewston";b:1;s:6:"harris";b:1;s:5:"geary";b:1;s:12:"burr_flipped";b:1;s:4:"burr";b:1;s:5:"brown";b:1;s:15:"brenham_flipped";b:1;s:7:"brenham";b:1;s:16:"bartlett_flipped";b:1;s:8:"bartlett";b:1;s:17:"sanderson_flipped";b:1;s:9:"sanderson";b:1;s:6:"boxton";b:1;s:22:"bryant_flipped_flipped";b:1;s:6:"bryant";b:1;s:6:"phelan";b:1;s:14:"taylor_flipped";b:1;s:6:"taylor";b:1;s:12:"sutro_double";b:1;s:5:"rolph";b:1;s:4:"webb";b:1;s:10:"responsive";b:1;s:18:"responsive:default";b:0;}s:10:"form_state";N;}';
+  $strongarm->value = 'O:22:"panels_allowed_layouts":4:{s:9:"allow_new";b:1;s:11:"module_name";s:11:"panels_page";s:23:"allowed_layout_settings";a:74:{s:8:"flexible";b:0;s:14:"twocol_stacked";b:0;s:13:"twocol_bricks";b:0;s:6:"twocol";b:0;s:25:"threecol_33_34_33_stacked";b:0;s:17:"threecol_33_34_33";b:0;s:25:"threecol_25_50_25_stacked";b:0;s:17:"threecol_25_50_25";b:0;s:6:"onecol";b:0;s:6:"whelan";b:0;s:12:"webb_flipped";b:0;s:5:"sutro";b:0;s:13:"selby_flipped";b:0;s:5:"selby";b:0;s:4:"pond";b:0;s:15:"moscone_flipped";b:0;s:7:"moscone";b:0;s:8:"mccoppin";b:0;s:15:"hewston_flipped";b:0;s:7:"hewston";b:0;s:6:"harris";b:0;s:5:"geary";b:0;s:12:"burr_flipped";b:0;s:4:"burr";b:0;s:5:"brown";b:0;s:15:"brenham_flipped";b:0;s:7:"brenham";b:0;s:16:"bartlett_flipped";b:0;s:8:"bartlett";b:0;s:17:"sanderson_flipped";b:0;s:9:"sanderson";b:0;s:6:"boxton";b:0;s:22:"bryant_flipped_flipped";b:0;s:6:"bryant";b:0;s:6:"phelan";b:0;s:14:"taylor_flipped";b:0;s:6:"taylor";b:0;s:12:"sutro_double";b:0;s:5:"rolph";b:0;s:4:"webb";b:0;s:10:"responsive";b:1;s:18:"responsive:default";b:0;s:14:"bryant_flipped";b:0;s:14:"radix_bartlett";b:1;s:22:"radix_bartlett_flipped";b:1;s:12:"radix_boxton";b:1;s:13:"radix_brenham";b:1;s:21:"radix_brenham_flipped";b:1;s:11:"radix_brown";b:1;s:12:"radix_bryant";b:1;s:20:"radix_bryant_flipped";b:1;s:10:"radix_burr";b:1;s:18:"radix_burr_flipped";b:1;s:11:"radix_geary";b:1;s:12:"radix_harris";b:1;s:13:"radix_hewston";b:1;s:21:"radix_hewston_flipped";b:1;s:14:"radix_mccoppin";b:1;s:13:"radix_moscone";b:1;s:21:"radix_moscone_flipped";b:1;s:12:"radix_phelan";b:1;s:10:"radix_pond";b:1;s:11:"radix_rolph";b:1;s:15:"radix_sanderson";b:1;s:23:"radix_sanderson_flipped";b:1;s:11:"radix_selby";b:1;s:19:"radix_selby_flipped";b:1;s:11:"radix_sutro";b:1;s:18:"radix_sutro_double";b:1;s:12:"radix_taylor";b:1;s:20:"radix_taylor_flipped";b:1;s:10:"radix_webb";b:1;s:18:"radix_webb_flipped";b:1;s:12:"radix_whelan";b:1;}s:10:"form_state";N;}';
   $export['panels_page_allowed_layouts'] = $strongarm;
 
   $strongarm = new stdClass();
diff --git a/panopoly_core.install b/panopoly_core.install
index edf632b..de0f16b 100644
--- a/panopoly_core.install
+++ b/panopoly_core.install
@@ -140,3 +140,52 @@ function panopoly_core_update_7101() {
     variable_set('pathauto_update_action', '1');
   }
 }
+
+/**
+ * Disable Panopoly layouts and enable Radix ones.
+ */
+function panopoly_core_update_7102() {
+  $panopoly_layouts = array(
+    'bartlett',
+    'bartlett_flipped',
+    'boxton',
+    'brenham',
+    'brenham_flipped',
+    'brown',
+    'bryant',
+    'bryant_flipped',
+    'burr',
+    'burr_flipped',
+    'geary',
+    'harris',
+    'hewston',
+    'hewston_flipped',
+    'mccoppin',
+    'moscone',
+    'moscone_flipped',
+    'phelan',
+    'pond',
+    'rolph',
+    'sanderson',
+    'sanderson_flipped',
+    'selby',
+    'selby_flipped',
+    'sutro',
+    'sutro_double',
+    'taylor',
+    'taylor_flipped',
+    'webb',
+    'webb_flipped',
+    'whelan',
+  );
+  $allowed_layouts = unserialize(variable_get('panels_page_allowed_layouts', serialize((object)array())));
+  foreach ($panopoly_layouts as $layout_name) {
+    $allowed_layouts->allowed_layout_settings['radix_' . $layout_name] = TRUE;
+    // Work around misnamed layout.
+    if ($layout_name == 'bryant_flipped') {
+      $layout_name = 'bryant_flipped_flipped';
+    }
+    $allowed_layouts->allowed_layout_settings[$layout_name] = FALSE;
+  }
+  variable_set('panels_page_allowed_layouts', serialize($allowed_layouts));
+}