diff --git a/core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php b/core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php
index cbed4ff..eace5cd 100644
--- a/core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php
+++ b/core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php
@@ -255,7 +255,14 @@ public function formElement(FieldItemListInterface $items, $delta, array $elemen
             // the user provided description, we want to make a distinction
             // between "core help text" and "user entered help text". To make
             // this distinction more clear, we separate them with a line break.
-            $element['uri']['#description'] .= '<br />' . $element['#description'];
+            $element['uri']['#description'] = [
+              '#type' => 'inline_template',
+              '#template' => '{{ core_description }}<br />{{ user_description }}',
+              '#context' => [
+                'core_description' => $element['uri']['#description'],
+                'user_description' => $element['#description'],
+              ],
+            ];
           }
         }
       }