diff --git a/core/modules/search/search.libraries.yml b/core/modules/search/search.libraries.yml
deleted file mode 100644
index 624fc932ce911b7b9ef19e63f611aff2609f3442..0000000000000000000000000000000000000000
--- a/core/modules/search/search.libraries.yml
+++ /dev/null
@@ -1,5 +0,0 @@
-drupal.search.results:
-  version: VERSION
-  css:
-    theme:
-      css/search.theme.css: {}
diff --git a/core/modules/search/src/Controller/SearchController.php b/core/modules/search/src/Controller/SearchController.php
index 08983c22d3cd4a6c0d24e4213e86615404d65430..e77553185c710ee73d68a6bdaddd5f9beede99a4 100644
--- a/core/modules/search/src/Controller/SearchController.php
+++ b/core/modules/search/src/Controller/SearchController.php
@@ -137,8 +137,6 @@ public function view(Request $request, SearchPageInterface $entity) {
       '#type' => 'pager',
     );
 
-    $build['#attached']['library'][] = 'search/drupal.search.results';
-
     return $build;
   }
 
diff --git a/core/themes/classy/classy.libraries.yml b/core/themes/classy/classy.libraries.yml
index 4603ff1ed230b49439f956ff1643ba89d0742f17..a5bde77125388f178814c46ccbf266669f4d9f58 100644
--- a/core/themes/classy/classy.libraries.yml
+++ b/core/themes/classy/classy.libraries.yml
@@ -15,3 +15,9 @@ drupal.comment.threaded:
   css:
     theme:
       css/comment/comment.theme.css: {}
+
+search.results:
+  version: VERSION
+  css:
+    theme:
+      css/search/search.theme.css: {}
diff --git a/core/modules/search/css/search.theme.css b/core/themes/classy/css/search/search.theme.css
similarity index 100%
rename from core/modules/search/css/search.theme.css
rename to core/themes/classy/css/search/search.theme.css
diff --git a/core/themes/classy/templates/content/search-result.html.twig b/core/themes/classy/templates/content/search-result.html.twig
index bdf5434693c7f0f943a2d6cb512fa8d5c5e7173b..714b0051714ab74dab1d316f33782cd7ee4b71fe 100644
--- a/core/themes/classy/templates/content/search-result.html.twig
+++ b/core/themes/classy/templates/content/search-result.html.twig
@@ -56,6 +56,7 @@
  * @see template_preprocess_search_result()
  */
 #}
+{{ attach_library('classy/search.results') }}
 {{ title_prefix }}
 <h3{{ title_attributes.addClass('search-result__title') }}>
   <a href="{{ url }}">{{ title }}</a>