diff --git a/README.1st b/README.1st
index a23520f667f23e9fc8af7b3d3ddd02f00b4d1501..cf51d3bb78c31e2480b90b2af0b6dfeebda49519 100644
--- a/README.1st
+++ b/README.1st
@@ -31,5 +31,13 @@ To install, do the following:
     on upgrade: -> SLUBStoragePlugin -> More Actions -> Upgrade
 * use dps user to restart Rosetta: "sudo su dps; dps_restart" or alternatively
   restart Rosetta systemd service: "sudo systemctl restart exlibris"
+* Once the plugin is installed or upgraded, check that the values set for:
+  * Storage Root Directory
+  * File Block Size
+  * Files Handling Method
+  * Storage Maximum Capacity in MB
+  ... are set correctly for  each Permanent Storage Definition. Do it at:
+  Rosetta Administration -> Storage Definitions for the Permanent Repository ->
+  [pick a group] -> Update -> [pick a storage] -> Update.
 
 If you have any questions, feel free to ask andreas.romeyke@slub-dresden.de