diff --git a/docs/tables/mpe_security.md b/docs/tables/mpe_security.md
index f0395f9..72966e1 100644
--- a/docs/tables/mpe_security.md
+++ b/docs/tables/mpe_security.md
@@ -3,14 +3,16 @@ layout: article
 title: MPE_SECURITY
 description: The MPE_SECURITY table determines which GROUPS can VIEW, EDIT, or APPROVE which tables or libraries
 og_title: MPE_SECURITY Table Documentation
-og_image: img/securitytable.png
+og_image: ../img/securitytable.png
 ---
 
 # MPE_SECURITY
 
 The MPE_SECURITY table determines which GROUPS can VIEW, EDIT, or APPROVE which tables or libraries
 
-![Screenshot](img/securitytable.png)
+![Screenshot](../img/securitytable.png)
+
+Edits to this table are covered by a (backend) post edit hook, which will automatically uppercase the LIBREF, DSN and ACCESS_LEVEL.
 
 
 ## Columns