diff --git a/src/Shortcodes/FileShortcodeProvider.php b/src/Shortcodes/FileShortcodeProvider.php
index 311abf42..8b78b17b 100644
--- a/src/Shortcodes/FileShortcodeProvider.php
+++ b/src/Shortcodes/FileShortcodeProvider.php
@@ -12,6 +12,7 @@
 use SilverStripe\Core\Flushable;
 use SilverStripe\Core\Injector\Injectable;
 use SilverStripe\Core\Injector\Injector;
+use SilverStripe\Dev\Deprecation;
 use SilverStripe\ErrorPage\ErrorPage;
 use SilverStripe\ORM\DataObject;
 use SilverStripe\View\ArrayData;
@@ -238,7 +239,7 @@ protected static function find_error_record($errorCode)
     public static function getCacheKey($params, $content = null)
     {
         $key = SSViewer::config()->get('global_key');
-        $viewer = new SSViewer_FromString($key);
+        $viewer = Deprecation::withSuppressedNotice(fn() => new SSViewer_FromString($key));
         $globalKey = md5($viewer->process(ArrayData::create([])) ?? '');
         $argsKey = md5(serialize($params)) . '#' . md5(serialize($content));
 
diff --git a/tests/php/ImageManipulationTest.php b/tests/php/ImageManipulationTest.php
index c872f113..61092505 100644
--- a/tests/php/ImageManipulationTest.php
+++ b/tests/php/ImageManipulationTest.php
@@ -21,6 +21,7 @@
 use SilverStripe\Assets\Tests\ImageManipulationTest\LazyLoadAccessorExtension;
 use SilverStripe\Core\Config\Config;
 use SilverStripe\Core\Injector\Injector;
+use SilverStripe\Dev\Deprecation;
 use SilverStripe\Dev\SapphireTest;
 use SilverStripe\View\SSViewer;
 
@@ -449,9 +450,10 @@ public function testRender(string $template, string $expected)
         /** @var Image $origin */
         $image = $this->objFromFixture(Image::class, 'imageWithTitle');
 
+        $fromString = Deprecation::withSuppressedNotice(fn() => SSViewer::fromString($template));
         $this->assertEquals(
             $expected,
-            trim($image->renderWith(SSViewer::fromString($template)) ?? '')
+            trim($image->renderWith($fromString) ?? '')
         );
     }