diff --git a/oa_radix.make b/oa_radix.make
index 1ea95b9..1818ea9 100644
--- a/oa_radix.make
+++ b/oa_radix.make
@@ -13,6 +13,7 @@ projects[radix][patch][2339395] = http://www.drupal.org/files/issues/radix-check
 projects[radix][patch][2194335] = http://www.drupal.org/files/issues/radix-screen-css-2194335-13_0.patch
 projects[radix][patch][2426513] = https://www.drupal.org/files/issues/radix-hash-usage-throwing-errors-2426513-11.patch
 projects[radix][patch][2568163] = https://www.drupal.org/files/issues/radix_form_element_label_after-2568163-2.patch
+projects[radix][patch][2423355] = https://www.drupal.org/files/issues/fix-huge-performance-searching-directories-for-missing-modules.patch
 
 ; Bootstrap Library
 projects[bootstrap_library][version] = 1.4