diff --git a/docs/dcc-tables.md b/docs/dcc-tables.md
index 49f8a36..0fca033 100644
--- a/docs/dcc-tables.md
+++ b/docs/dcc-tables.md
@@ -216,3 +216,6 @@ To illustrate:
 
 * Physical filesystem (ends in .sas):  `/opt/sas/code/myprogram.sas`
 * Logical filesystem:  `/Shared Data/stored_processes/mydatavalidator`
+
+!!! warning
+    Do not place your hook scripts inside the Data Controller (logical) application folder, as they may be inadvertently lost during a deployment (eg in the case of a backup-and-deploy-new-instance approach).