diff --git a/apps/files_sharing/lib/cache.php b/apps/files_sharing/lib/cache.php
index d35a5148de23bae31690d8656d38ab3b52293bc2..0b187a3c3ff10e852ff45bee698f38a8200e89eb 100644
--- a/apps/files_sharing/lib/cache.php
+++ b/apps/files_sharing/lib/cache.php
@@ -196,7 +196,7 @@ class Shared_Cache extends Cache {
 		if ($cache = $this->getSourceCache($file)) {
 			return $cache->getStatus($this->files[$file]);
 		}
-		return false;
+		return self::NOT_FOUND;
 	}
 
 	/**