diff --git a/core_bridge/storage_core_bridge.module b/core_bridge/storage_core_bridge.module
index 724ad12..925f06a 100755
--- a/core_bridge/storage_core_bridge.module
+++ b/core_bridge/storage_core_bridge.module
@@ -676,5 +676,19 @@ class DrupalStorageStreamWrapper implements DrupalStreamWrapperInterface {
   public function dir_readdir() {}
   public function dir_rewinddir() {}
   public function dir_closedir() {}
-  public function realpath() {}
+  public function realpath() {
+    try {
+      $storage = storage_core_bridge_load($this->uri);
+    }
+    catch (StorageException $e) {
+      return;
+    }
+    $container = $storage->selectContainerInstance();
+    if ($container && get_class($container) == 'StorageFS'){
+      global $base_path;
+      return DRUPAL_ROOT . $base_path . $storage->getUri();
+    }
+    else 
+      return FALSE;
+  }
 }