diff --git a/patches/d10.json b/patches/d10.json
index 39ed09728184a4516b7ba59d93a2bbacc2b29aac..acd647ca47d7947d3f675deca8d9ea20f69ab6e7 100644
--- a/patches/d10.json
+++ b/patches/d10.json
@@ -162,6 +162,9 @@
     "drupal/link_attributes": {
       "#3050455 Array ri string conversion": "https://www.drupal.org/files/issues/2019-04-24/3050455-2.link_attributes.Array-to-string-conversion-in-DrupalCoreTemplateAttributeArraytoString.patch"
     },
+    "drupal/linkchecker": {
+      "#3375253 Alter request header": "https://git.drupalcode.org/project/linkchecker/-/merge_requests/47.diff"
+    },
     "drupal/linkit": {
       "#3022261 Support anchors": "https://www.drupal.org/files/issues/2021-10-15/3022261_linkit_add-better-support-for-linking-to-anchors_22.patch"
     },
diff --git a/patches/d9.json b/patches/d9.json
index f6f35d7c371080a2d310e8d3f845cdb837ee1559..c12d26bffc2eb029f4eab061ce35bdc5d86d5c9a 100644
--- a/patches/d9.json
+++ b/patches/d9.json
@@ -166,6 +166,9 @@
     "drupal/link_attributes": {
       "#3050455 Array ri string conversion": "https://www.drupal.org/files/issues/2019-04-24/3050455-2.link_attributes.Array-to-string-conversion-in-DrupalCoreTemplateAttributeArraytoString.patch"
     },
+    "drupal/linkchecker": {
+      "#3375253 Alter request header": "https://git.drupalcode.org/project/linkchecker/-/merge_requests/47.diff"
+    },
     "drupal/linkit": {
       "#3022261 Support anchors": "https://www.drupal.org/files/issues/2021-10-15/3022261_linkit_add-better-support-for-linking-to-anchors_22.patch"
     },