diff --git a/apps/files_external/lib/Lib/Storage/SFTPReadStream.php b/apps/files_external/lib/Lib/Storage/SFTPReadStream.php
index f28e15beb3..4889235a8e 100644
--- a/apps/files_external/lib/Lib/Storage/SFTPReadStream.php
+++ b/apps/files_external/lib/Lib/Storage/SFTPReadStream.php
@@ -84,6 +84,8 @@ class SFTPReadStream implements File {
 		$logger = \OC::$server->getLogger();
 
 		[, $path] = explode('://', $path);
+		$path = '/' . ltrim($path);
+		$path = str_replace('//', '/', $path);
 		$logger->warning("Opened sftp path: $path");
 		$this->loadContext('sftp');