diff --git a/plinth/action_utils.py b/plinth/action_utils.py
index d03dadef4..bbaf6f406 100644
--- a/plinth/action_utils.py
+++ b/plinth/action_utils.py
@@ -449,12 +449,15 @@ def is_disk_image():
     return os.path.exists('/var/lib/freedombox/is-freedombox-disk-image')
 
 
-def run_apt_command(arguments, stdout=subprocess.DEVNULL):
+def run_apt_command(arguments, stdout=subprocess.DEVNULL,
+                    enable_triggers: bool = False):
     """Run apt-get with provided arguments."""
     command = ['apt-get', '--assume-yes', '--quiet=2'] + arguments
 
     env = os.environ.copy()
     env['DEBIAN_FRONTEND'] = 'noninteractive'
+    if not enable_triggers:
+        env['FREEDOMBOX_INVOKED'] = 'true'
     process = subprocess.run(command, stdin=subprocess.DEVNULL, stdout=stdout,
                              env=env, check=False)
     return process.returncode
diff --git a/plinth/modules/upgrades/data/usr/share/freedombox/etc/apt/apt.conf.d/20freedombox b/plinth/modules/upgrades/data/usr/share/freedombox/etc/apt/apt.conf.d/20freedombox
index 574055587..19873a34b 100644
--- a/plinth/modules/upgrades/data/usr/share/freedombox/etc/apt/apt.conf.d/20freedombox
+++ b/plinth/modules/upgrades/data/usr/share/freedombox/etc/apt/apt.conf.d/20freedombox
@@ -4,7 +4,7 @@
 // via it's D-Bus API. FreedomBox may then handle upgrade of some packages.
 //
 APT::Update::Post-Invoke-Success {
-    "/usr/bin/test -S /var/run/dbus/system_bus_socket && /usr/bin/gdbus call --system --dest org.freedombox.Service --object-path /org/freedombox/Service/PackageHandler --timeout 10 --method org.freedombox.Service.PackageHandler.CacheUpdated 2> /dev/null > /dev/null; /bin/echo > /dev/null";
+    "/usr/bin/test x$FREEDOMBOX_INVOKED != 'xtrue' && /usr/bin/test -S /var/run/dbus/system_bus_socket && /usr/bin/gdbus call --system --dest org.freedombox.Service --object-path /org/freedombox/Service/PackageHandler --timeout 10 --method org.freedombox.Service.PackageHandler.CacheUpdated 2> /dev/null > /dev/null; /bin/echo > /dev/null";
 };
 
 // Clean apt cache every 7 days
diff --git a/plinth/modules/upgrades/distupgrade.py b/plinth/modules/upgrades/distupgrade.py
index 706dee034..0020fd046 100644
--- a/plinth/modules/upgrades/distupgrade.py
+++ b/plinth/modules/upgrades/distupgrade.py
@@ -30,9 +30,10 @@ sources_list = pathlib.Path('/etc/apt/sources.list')
 temp_sources_list = pathlib.Path('/etc/apt/sources.list.fbx-dist-upgrade')
 
 
-def _apt_run(arguments):
+def _apt_run(arguments: list[str], enable_triggers: bool = False):
     """Run an apt command and ensure that output is written to stdout."""
-    return action_utils.run_apt_command(arguments, stdout=None)
+    return action_utils.run_apt_command(arguments, stdout=None,
+                                        enable_triggers=enable_triggers)
 
 
 def _sources_list_update(old_codename: str, new_codename: str):
@@ -217,10 +218,10 @@ def _packages_remove_obsolete() -> None:
         _apt_run(['remove'] + OBSOLETE_PACKAGES)
 
 
-def _apt_update():
+def _apt_update(enable_triggers: bool = False):
     """Run 'apt update'."""
     logger.info('Updating Apt cache...')
-    _apt_run(['update'])
+    _apt_run(['update'], enable_triggers=enable_triggers)
 
 
 def _apt_fix():
@@ -314,7 +315,7 @@ def perform():
     _unattended_upgrades_run()
     _freedombox_restart()
     _wait()
-    _apt_update()
+    _apt_update(enable_triggers=True)
     _trigger_on_complete()
 
 
diff --git a/plinth/modules/upgrades/tests/test_distupgrade.py b/plinth/modules/upgrades/tests/test_distupgrade.py
index 91ab44aa2..ae86908c2 100644
--- a/plinth/modules/upgrades/tests/test_distupgrade.py
+++ b/plinth/modules/upgrades/tests/test_distupgrade.py
@@ -280,7 +280,11 @@ def test_packages_remove_obsolete(apt_run):
 def test_apt_update(apt_run):
     """Test that apt update works."""
     distupgrade._apt_update()
-    apt_run.assert_called_with(['update'])
+    apt_run.assert_called_with(['update'], enable_triggers=False)
+
+    apt_run.reset_mock()
+    distupgrade._apt_update(enable_triggers=True)
+    apt_run.assert_called_with(['update'], enable_triggers=True)
 
 
 @patch('plinth.modules.upgrades.distupgrade._apt_run')