diff --git a/src/notification_list.rs b/src/notification_list.rs
index b8f8eff9..9397ddad 100644
--- a/src/notification_list.rs
+++ b/src/notification_list.rs
@@ -35,7 +35,7 @@ impl ObjectImpl for NotificationListInner {
             ..set_parent(obj);
             ..connect_row_activated(clone!(@weak obj => move |_, row| {
                 if let Some(id) = obj.id_for_row(row) {
-                    // TODO
+                    obj.inner().notifications.invoke_action(id, "default");
                 }
             }));
         };
diff --git a/src/notification_popover.rs b/src/notification_popover.rs
index 8736a9e0..a51fafc7 100644
--- a/src/notification_popover.rs
+++ b/src/notification_popover.rs
@@ -7,7 +7,7 @@ use gtk4::{
 
 use crate::deref_cell::DerefCell;
 use crate::notification_widget::NotificationWidget;
-use crate::notifications::{Notification, Notifications};
+use crate::notifications::{Notification, NotificationId, Notifications};
 
 #[derive(Default)]
 pub struct NotificationPopoverInner {
@@ -27,6 +27,9 @@ impl ObjectImpl for NotificationPopoverInner {
         obj.add_controller(&cascade! {
             gtk4::GestureClick::new();
             ..connect_pressed(clone!(@weak obj => move |_, _, _, _| {
+                if let Some(id) = obj.id() {
+                    obj.inner().notifications.invoke_action(id, "default");
+                }
                 obj.popdown();
             }));
         });
@@ -64,7 +67,7 @@ impl NotificationPopover {
              obj.handle_notification(&notification);
         }));
         notifications.connect_notification_closed(clone!(@weak obj => move |id| {
-            if obj.inner().notification_widget.id() == Some(id) {
+            if obj.id() == Some(id) {
                 obj.popdown();
             }
         }));
@@ -76,6 +79,10 @@ impl NotificationPopover {
         NotificationPopoverInner::from_instance(self)
     }
 
+    fn id(&self) -> Option<NotificationId> {
+        self.inner().notification_widget.id()
+    }
+
     fn handle_notification(&self, notification: &Notification) {
         self.inner()
             .notification_widget
diff --git a/src/notifications.rs b/src/notifications.rs
index 5a0a2000..e58a4cea 100644
--- a/src/notifications.rs
+++ b/src/notifications.rs
@@ -207,6 +207,12 @@ impl From<NotificationId> for u32 {
     }
 }
 
+impl ToVariant for NotificationId {
+    fn to_variant(&self) -> glib::Variant {
+        self.0.get().to_variant()
+    }
+}
+
 impl NotificationId {
     fn new(value: u32) -> Option<Self> {
         NonZeroU32::new(value).map(Self)
@@ -308,7 +314,7 @@ impl Notifications {
                     PATH,
                     INTERFACE,
                     "CloseNotification",
-                    Some(&(&(reason as u32),).to_variant()),
+                    Some(&(id, &(reason as u32)).to_variant()),
                 )
                 .unwrap();
         }
@@ -318,6 +324,20 @@ impl Notifications {
         self.close_notification(id, CloseReason::Dismiss);
     }
 
+    pub fn invoke_action(&self, id: NotificationId, action_key: &str) {
+        if let Some(connection) = self.inner().connection.borrow().as_ref() {
+            connection
+                .emit_signal(
+                    None,
+                    PATH,
+                    INTERFACE,
+                    "ActionInvoked",
+                    Some(&(&(id, action_key),).to_variant()),
+                )
+                .unwrap();
+        }
+    }
+
     fn bus_acquired(&self, connection: gio::DBusConnection, _name: &str) {
         *self.inner().connection.borrow_mut() = Some(connection);
     }