diff --git a/plinth/modules/coturn/__init__.py b/plinth/modules/coturn/__init__.py
index d3b549d52..1eebd4c34 100644
--- a/plinth/modules/coturn/__init__.py
+++ b/plinth/modules/coturn/__init__.py
@@ -114,6 +114,11 @@ class CoturnApp(app_module.App):
         self.get_component('letsencrypt-coturn').setup_certificates()
         notify_configuration_change()
 
+    def uninstall(self):
+        """De-configure and uninstall the app."""
+        super().uninstall()
+        privileged.uninstall()
+
 
 def get_available_domains():
     """Return an iterator with all domains able to have a certificate."""
diff --git a/plinth/modules/coturn/privileged.py b/plinth/modules/coturn/privileged.py
index 14f75feb4..fdf8fbfd9 100644
--- a/plinth/modules/coturn/privileged.py
+++ b/plinth/modules/coturn/privileged.py
@@ -89,3 +89,9 @@ def augeas_load():
     aug.load()
 
     return aug
+
+
+@privileged
+def uninstall():
+    """Remove configuration file."""
+    CONFIG_FILE.unlink(missing_ok=True)