core/modules/rest/src/Plugin/ResourceBase.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/core/modules/rest/src/Plugin/ResourceBase.php b/core/modules/rest/src/Plugin/ResourceBase.php
index 50d8d75..5529c27 100644
--- a/core/modules/rest/src/Plugin/ResourceBase.php
+++ b/core/modules/rest/src/Plugin/ResourceBase.php
@@ -189,7 +189,9 @@ protected function getBaseRoute($canonical_path, $method) {
       '_controller' => 'Drupal\rest\RequestHandler::handle',
     ],
       $this->getBaseRouteRequirements($method),
-      [],
+      [
+        '_admin_route' => FALSE,
+      ],
       '',
       [],
       // The HTTP method is a requirement for this route.