diff --git a/abf/api/jsn.py b/abf/api/jsn.py
index e0cf8aa..e97ff83 100644
--- a/abf/api/jsn.py
+++ b/abf/api/jsn.py
@@ -51,7 +51,7 @@ class AbfJson(object):
         self.abf_url = re.compile('/+$').sub('', abf_url)
         self.file_store_url = re.compile('/+$').sub('', file_store_url)
 
-         if not (self.file_store_url.startswith('http://') or self.file_store_url.startswith('https://')):
+        if not (self.file_store_url.startswith('http://') or self.file_store_url.startswith('https://')):
             log.error(_('File-store URL has to start with "http(s)://"'))
             exit(1)