diff --git a/plinth/modules/apache/__init__.py b/plinth/modules/apache/__init__.py
index 14bde4e3a..3e2ccd7d2 100644
--- a/plinth/modules/apache/__init__.py
+++ b/plinth/modules/apache/__init__.py
@@ -22,7 +22,7 @@ class ApacheApp(app_module.App):
 
     app_id = 'apache'
 
-    _version = 13
+    _version = 14
 
     def __init__(self) -> None:
         """Create components for the app."""
diff --git a/plinth/modules/apache/privileged.py b/plinth/modules/apache/privileged.py
index b3e07b761..2612c1ee8 100644
--- a/plinth/modules/apache/privileged.py
+++ b/plinth/modules/apache/privileged.py
@@ -88,6 +88,7 @@ def setup(old_version: int):
         webserver.enable('proxy_html', kind='module')
         webserver.enable('rewrite', kind='module')
         webserver.enable('macro', kind='module')
+        webserver.enable('expires', kind='module')
 
         # Disable logging into files, use FreedomBox configured systemd logging
         webserver.disable('other-vhosts-access-log', kind='config')