diff --git a/plinth/modules/sogo/__init__.py b/plinth/modules/sogo/__init__.py
index 0fdb5847c..732faed6e 100644
--- a/plinth/modules/sogo/__init__.py
+++ b/plinth/modules/sogo/__init__.py
@@ -38,7 +38,7 @@ class SOGoApp(app_module.App):
 
     app_id = 'sogo'
 
-    _version = 1
+    _version = 2
 
     def __init__(self) -> None:
         """Create components for the app."""
diff --git a/plinth/modules/sogo/privileged.py b/plinth/modules/sogo/privileged.py
index 0de0f8076..7d7a13f95 100644
--- a/plinth/modules/sogo/privileged.py
+++ b/plinth/modules/sogo/privileged.py
@@ -81,7 +81,7 @@ def _create_config(db_password: str):
   SOGoTrashFolderName = "Trash";
   SOGoJunkFolderName = "Junk";
   SOGoIMAPServer = "imap://127.0.0.1:143/?tls=YES&tlsVerifyMode=allowInsecureLocalhost";
-  SOGoSieveServer = "sieve://127.0.0.14190/?tls=YES&tlsVerifyMode=allowInsecureLocalhost";
+  SOGoSieveServer = "sieve://127.0.0.1:4190/?tls=YES&tlsVerifyMode=allowInsecureLocalhost";
 
   /* LDAP */
   SOGoUserSources = ({{