diff --git a/lib/private/TemplateLayout.php b/lib/private/TemplateLayout.php
index 3ceef29c34d78..811f452ee9cac 100644
--- a/lib/private/TemplateLayout.php
+++ b/lib/private/TemplateLayout.php
@@ -43,9 +43,11 @@
 namespace OC;
 
 use bantu\IniGetWrapper\IniGetWrapper;
+use OC\AppFramework\Utility\QueryNotFoundException;
 use OC\Search\SearchQuery;
 use OC\Template\JSCombiner;
 use OC\Template\JSConfigHelper;
+use OC\Template\JSResourceLocator;
 use OCP\AppFramework\Http\TemplateResponse;
 use OCP\Defaults;
 use OCP\IConfig;
@@ -68,6 +70,9 @@ class TemplateLayout extends \OC_Template {
 	/** @var INavigationManager */
 	private $navigationManager;
 
+	/** @var JSResourceLocator|null */
+	public static $jsLocator = null;
+
 	/**
 	 * @param string $renderAs
 	 * @param string $appId application id
@@ -374,16 +379,24 @@ public function getAppNamefromPath($path) {
 	public static function findJavascriptFiles($scripts) {
 		// Read the selected theme from the config file
 		$theme = \OC_Util::getTheme();
-
-		$locator = new \OC\Template\JSResourceLocator(
-			\OC::$server->get(LoggerInterface::class),
-			$theme,
-			[ \OC::$SERVERROOT => \OC::$WEBROOT ],
-			[ \OC::$SERVERROOT => \OC::$WEBROOT ],
-			\OC::$server->query(JSCombiner::class)
+		try {
+			// we need the injected form coming with stable26
+			if (self::$jsLocator === null) {
+				self::$jsLocator = \OCP\Server::get(JSResourceLocator::class);
+			}
+		} catch (QueryNotFoundException $eInject) {
+			// but keep the old version just in case theming is not available
+			self::$jsLocator = new JSResourceLocator(
+				\OC::$server->get(LoggerInterface::class),
+				$theme,
+				[ \OC::$SERVERROOT => \OC::$WEBROOT ],
+				[ \OC::$SERVERROOT => \OC::$WEBROOT ],
+				\OC::$server->query(JSCombiner::class)
 			);
-		$locator->find($scripts);
-		return $locator->getResources();
+		}
+
+		self::$jsLocator->find($scripts);
+		return self::$jsLocator->getResources();
 	}
 
 	/**