reverted:
--- b/imagecache_external.info.yml
+++ a/imagecache_external.info.yml
@@ -3,5 +3,5 @@
 description: Allows you to fetch external images and use image styles on them.
 dependencies:
   - drupal:image
+core_version_requirement: ^9.3 || ^10
-core_version_requirement: ^10.1 || ^11
 configure: imagecache_external.admin_settings