From b8f0e39c40d78234a605e4e8f43efba47e65cac7 Mon Sep 17 00:00:00 2001
From: iRedMail <2048991+iredmail@users.noreply.github.com>
Date: Wed, 1 Sep 2021 21:49:50 +0800
Subject: [PATCH] doc: value of SQL column used in ModulesConstraints must be a
 string

---
 Documentation/SOGoInstallationGuide.asciidoc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/SOGoInstallationGuide.asciidoc b/Documentation/SOGoInstallationGuide.asciidoc
index 12bd7f2d8..4d631c671 100644
--- a/Documentation/SOGoInstallationGuide.asciidoc
+++ b/Documentation/SOGoInstallationGuide.asciidoc
@@ -1757,7 +1757,8 @@ Defaults to `YES` when unset.
 
 |ModulesConstraints (optional)
 |Limits the access of any module through a constraint based on a SQL
-column; must be a dictionary with keys `Mail`, and/or `Calendar`,
+column whose value is a string (e.g. `char` or `varchar` column type);
+must be a dictionary with keys `Mail`, and/or `Calendar`,
 and/or `ActiveSync` for example:
 
 ----