diff --git a/Developer-Guide.md b/Developer-Guide.md
index 7f66181..8e32eb0 100644
--- a/Developer-Guide.md
+++ b/Developer-Guide.md
@@ -56,16 +56,6 @@ init-romexis-firebird-db.sh
   Handles Firebird initialization.
 ```
 
-Do not put backend-specific required variables in the wrapper.
-
-Example:
-
-```bash
-MSSQL_SA_PASSWORD="${MSSQL_SA_PASSWORD:?MSSQL_SA_PASSWORD is required}"
-```
-
-must only be in the MSSQL script, not in the wrapper.
-
 ---
 
 ## Version-Aware Database Updates