diff --git a/core/modules/menu_link/menu_link.install b/core/modules/menu_link/menu_link.install
index 04f0d80..a09be43 100644
--- a/core/modules/menu_link/menu_link.install
+++ b/core/modules/menu_link/menu_link.install
@@ -214,17 +214,3 @@ function menu_link_schema() {
 
   return $schema;
 }
-
-/**
- * Convert the 'module' column in {menu_links} to the maximum shortname length.
- */
-function menu_link_update_8000() {
-  $spec = array(
-    'description' => 'The name of the module that generated this link.',
-    'type' => 'varchar',
-    'length' => '40',
-    'not null' => TRUE,
-    'default' => 'system',
-  );
-  db_change_field('menu_links', 'module', 'module', $spec);
-}
diff --git a/core/modules/system/system.install b/core/modules/system/system.install
index e23bf8e..e42eb63 100644
--- a/core/modules/system/system.install
+++ b/core/modules/system/system.install
@@ -1980,6 +1980,16 @@ function system_update_8048() {
     ),
   );
   db_add_field('menu_links', 'uuid', $column, $keys);
+
+  // Change the length of the 'module' column to 40.
+  $spec = array(
+    'description' => 'The name of the module that generated this link.',
+    'type' => 'varchar',
+    'length' => '40',
+    'not null' => TRUE,
+    'default' => 'system',
+  );
+  db_change_field('menu_links', 'module', 'module', $spec);
 }
 
 /**