diff --git a/lam-packaging/docker/start.sh b/lam-packaging/docker/start.sh
index eb58b16ff..0becd29d2 100755
--- a/lam-packaging/docker/start.sh
+++ b/lam-packaging/docker/start.sh
@@ -82,7 +82,7 @@ EOF
     s|^ServerURL:.*|ServerURL: ${LDAP_SERVER}|;
     s|^Admins:.*|Admins: ${LDAP_ADMIN_USER}|;
     s|^Passwd:.*|Passwd: ${LAM_PASSWORD_SSHA}|;
-    s|^treesuffix:.*|treesuffix: ${LDAP_BASE_DN}|;
+    s|^tools: treeViewSuffix:.*|tools: treeViewSuffix: ${LDAP_BASE_DN}|;
     s|^defaultLanguage:.*|defaultLanguage: ${LAM_LANG}.utf8|;
     s|^.*suffix_user:.*|types: suffix_user: ${LDAP_USERS_DN}|;
     s|^.*suffix_group:.*|types: suffix_group: ${LDAP_GROUPS_DN}|;
diff --git a/lam/config/addressbook.sample.conf b/lam/config/addressbook.sample.conf
index 8af4c09c9..13edf2b33 100644
--- a/lam/config/addressbook.sample.conf
+++ b/lam/config/addressbook.sample.conf
@@ -17,7 +17,7 @@ Passwd: lam
 
 # suffix of tree view
 # e.g. dc=yourdomain,dc=org
-treesuffix: dc=yourdomain,dc=org
+tools: treeViewSuffix: dc=yourdomain,dc=org
 
 # default language (a line from config/language)
 defaultLanguage: en_GB.utf8
diff --git a/lam/config/samba3.sample.conf b/lam/config/samba3.sample.conf
index d001b0c21..e6c753f1f 100644
--- a/lam/config/samba3.sample.conf
+++ b/lam/config/samba3.sample.conf
@@ -17,7 +17,7 @@ Passwd: lam
 
 # suffix of tree view
 # e.g. dc=yourdomain,dc=org
-treesuffix: dc=yourdomain,dc=org
+tools: treeViewSuffix: dc=yourdomain,dc=org
 
 # default language (a line from config/language)
 defaultLanguage: en_GB.utf8
diff --git a/lam/config/unix.sample.conf b/lam/config/unix.sample.conf
index 5e66a5e2e..70a143330 100644
--- a/lam/config/unix.sample.conf
+++ b/lam/config/unix.sample.conf
@@ -17,7 +17,7 @@ Passwd: lam
 
 # suffix of tree view
 # e.g. dc=yourdomain,dc=org
-treesuffix: dc=yourdomain,dc=org
+tools: treeViewSuffix: dc=yourdomain,dc=org
 
 # default language (a line from config/language)
 defaultLanguage: en_GB.utf8
diff --git a/lam/config/windows_samba4.sample.conf b/lam/config/windows_samba4.sample.conf
index 5b384b6fb..225dc0962 100644
--- a/lam/config/windows_samba4.sample.conf
+++ b/lam/config/windows_samba4.sample.conf
@@ -17,7 +17,7 @@ Passwd: lam
 
 # suffix of tree view
 # e.g. dc=yourdomain,dc=org
-treesuffix: dc=my-domain,dc=com
+tools: treeViewSuffix: dc=my-domain,dc=com
 
 # default language (a line from config/language)
 defaultLanguage: en_GB.utf8