diff --git a/conf/ucloud.conf b/conf/ucloud.conf
index ae33cf5..a98250a 100644
--- a/conf/ucloud.conf
+++ b/conf/ucloud.conf
@@ -25,15 +25,15 @@ NETBOX_TOKEN = replace me
 ETCD_URL = localhost
 ETCD_PORT = 2379
 
-CA_CERT = changeme
-CERT_CERT = changeme
-CERT_KEY = changeme
+CA_CERT
+CERT_CERT
+CERT_KEY
 
 
 FILE_PREFIX        = files
 HOST_PREFIx        = hosts
 IMAGE_PREFIX       = images
-IMAGE_STORE_PREFIX = imagestore/
+IMAGE_STORE_PREFIX = imagestore
 
 NETWORK_PREFIX     = networks
 REQUEST_PREFIX     = requests
@@ -54,7 +54,6 @@ CEPH_IMG_POOL =
 
 # Importing uploaded files
 FILE_DIR = /var/lib/ucloud/files
-FILE_PREFIX = noclue-ahmed
 
 [ssh]
 SSH_USERNAME =