diff --git a/src/Modifiers/CoreModifiers.php b/src/Modifiers/CoreModifiers.php
index 36f9ff6bf0..f55e31a0e9 100644
--- a/src/Modifiers/CoreModifiers.php
+++ b/src/Modifiers/CoreModifiers.php
@@ -26,6 +26,7 @@
 use Statamic\Fields\Values;
 use Statamic\Fieldtypes\Bard;
 use Statamic\Fieldtypes\Bard\Augmentor;
+use Statamic\Fieldtypes\Link\ArrayableLink;
 use Statamic\Support\Arr;
 use Statamic\Support\Dumper;
 use Statamic\Support\Html;
@@ -1263,6 +1264,10 @@ public function isUrl($value)
      */
     public function isExternalUrl($value)
     {
+        if ($value instanceof ArrayableLink) {
+            $value = $value->value();
+        }
+
         return Str::isUrl($value) && URL::isExternal($value);
     }