diff --git a/uw_fdsu_theme_resp.info.yml b/uw_fdsu_theme_resp.info.yml
index a3fc36b2cce5d6f34073dcea80ba98e653cfea9a..95ffbc9fdd57c3855686fdf8aaddf4313a07744d 100644
--- a/uw_fdsu_theme_resp.info.yml
+++ b/uw_fdsu_theme_resp.info.yml
@@ -2,7 +2,7 @@ name: UW FDSU responsive theme
 type: theme
 description: Theme based on <a href="https://github.com/chazchumley/ohana">Ohana</a>.
 base theme: seven
-core_version_requirement: ^8 || ^9
+core_version_requirement: ^8 || ^9 || ^10
 dependencies:
   - content_moderation:content_moderation
   - uw_wcms_ohana:uw_wcms_ohana
diff --git a/uw_fdsu_theme_resp.theme b/uw_fdsu_theme_resp.theme
index 659bf07e47e861c2719226c90db8e752faff9399..94ad7daa85d409208acdd53692de47d2e3ce9e8b 100644
--- a/uw_fdsu_theme_resp.theme
+++ b/uw_fdsu_theme_resp.theme
@@ -304,7 +304,7 @@ function _uw_fdsu_theme_resp_add_favicons(array &$variables) {
 
   // Specify new favicon locations.
   // Based on https://evilmartians.com/chronicles/how-to-favicon-in-2021-six-files-that-fit-most-needs.
-  $favicon_base_path = base_path() . drupal_get_path('theme', 'uw_fdsu_theme_resp');
+  $favicon_base_path = base_path() . \Drupal::service('extension.list.theme')->getPath('uw_fdsu_theme_resp');
   $favicon = [
     'rel' => 'icon',
     'href' => $favicon_base_path . '/favicon.ico',
@@ -432,7 +432,7 @@ function _uw_fdsu_theme_resp_get_image_info(FileFieldItemList $field) {
     if ($file_entity = $img_entity->get('entity')->getTarget()) {
 
       return [
-        'src' => file_create_url($file_entity->get('uri')->getString()),
+        'src' => \Drupal::service('file_url_generator')->generateAbsoluteString($file_entity->get('uri')->getString()),
         'alt' => $img_entity->get('alt')->getString(),
       ];
     }