diff --git a/actions/ejabberd b/actions/ejabberd
index 1c815eb7e..c38dc35f5 100755
--- a/actions/ejabberd
+++ b/actions/ejabberd
@@ -154,6 +154,11 @@ def upgrade_config():
        (not current_version or current_version > MOD_IRC_DEPRECATED_VERSION):
         conf['modules'].pop('mod_irc')
 
+    # BOSH port was changed from 5280 to 5443.
+    for listen_port in conf['listen']:
+        if listen_port['port'] == 5280:
+            listen_port['port'] = 5443
+
     # Write changes back to the file
     with open(EJABBERD_CONFIG, 'w') as file_handle:
         ruamel.yaml.round_trip_dump(conf, file_handle)
diff --git a/plinth/modules/ejabberd/__init__.py b/plinth/modules/ejabberd/__init__.py
index 9e2c0843d..57270c933 100644
--- a/plinth/modules/ejabberd/__init__.py
+++ b/plinth/modules/ejabberd/__init__.py
@@ -33,7 +33,7 @@ from plinth.utils import format_lazy
 
 from .manifest import backup, clients
 
-version = 2
+version = 3
 
 managed_services = ['ejabberd']