diff --git a/src/Base/JsonWriterTrait.php b/src/Base/JsonWriterTrait.php
index c4481f0..4116395 100644
--- a/src/Base/JsonWriterTrait.php
+++ b/src/Base/JsonWriterTrait.php
@@ -35,7 +35,7 @@ trait JsonWriterTrait {
 
     File::create([
       'uri' => $uri,
-      'status' => FileInterface::STATUS_PERMANENT,
+      'status' => defined('FILE_STATUS_PERMANENT') ? FILE_STATUS_PERMANENT : FileInterface::STATUS_PERMANENT,
     ])->save();
   }
 
diff --git a/src/Service/ContentSynchronizerManager.php b/src/Service/ContentSynchronizerManager.php
index aa76795..27e1c6e 100644
--- a/src/Service/ContentSynchronizerManager.php
+++ b/src/Service/ContentSynchronizerManager.php
@@ -106,7 +106,7 @@ class ContentSynchronizerManager {
         $this->fileSystem->chmod($uri, 775);
         $file = File::create([
           'uri'    => $uri,
-          'status' => FILE_STATUS_PERMANENT,
+          'status' => defined('FILE_STATUS_PERMANENT') ? FILE_STATUS_PERMANENT : FileInterface::STATUS_PERMANENT,
         ]);
 
         if ($file) {