diff --git a/include/wlr/types/wlr_xdg_shell.h b/include/wlr/types/wlr_xdg_shell.h
index 3e9fd2b70..a8955ebd8 100644
--- a/include/wlr/types/wlr_xdg_shell.h
+++ b/include/wlr/types/wlr_xdg_shell.h
@@ -26,6 +26,7 @@ struct wlr_xdg_shell {
 		struct wl_signal new_surface; // struct wlr_xdg_surface
 		struct wl_signal new_toplevel; // struct wlr_xdg_toplevel
 		struct wl_signal new_popup; // struct wlr_xdg_popup
+		struct wl_signal popup_grab; // struct wlr_xdg_shell_popup_grab_event
 		struct wl_signal destroy;
 	} events;
 
@@ -36,6 +37,12 @@ struct wlr_xdg_shell {
 	} WLR_PRIVATE;
 };
 
+struct wlr_xdg_shell_popup_grab_event {
+	struct wlr_xdg_popup *popup;
+	struct wlr_seat_client *seat_client;
+	uint32_t serial;
+};
+
 struct wlr_xdg_client {
 	struct wlr_xdg_shell *shell;
 	struct wl_resource *resource;
diff --git a/types/xdg_shell/wlr_xdg_popup.c b/types/xdg_shell/wlr_xdg_popup.c
index 25c07c8c5..c801ad2eb 100644
--- a/types/xdg_shell/wlr_xdg_popup.c
+++ b/types/xdg_shell/wlr_xdg_popup.c
@@ -306,6 +306,14 @@ static void xdg_popup_handle_grab(struct wl_client *client,
 		&popup_grab->keyboard_grab);
 	wlr_seat_touch_start_grab(seat_client->seat,
 		&popup_grab->touch_grab);
+
+	struct wlr_xdg_shell_popup_grab_event event = {
+		.popup = popup,
+		.seat_client = seat_client,
+		.serial = serial,
+	};
+
+	wl_signal_emit_mutable(&popup->base->client->shell->events.popup_grab, &event);
 }
 
 static void xdg_popup_handle_reposition(
diff --git a/types/xdg_shell/wlr_xdg_shell.c b/types/xdg_shell/wlr_xdg_shell.c
index 0cbadc271..7d21cb5df 100644
--- a/types/xdg_shell/wlr_xdg_shell.c
+++ b/types/xdg_shell/wlr_xdg_shell.c
@@ -133,6 +133,7 @@ static void handle_display_destroy(struct wl_listener *listener, void *data) {
 	assert(wl_list_empty(&xdg_shell->events.new_surface.listener_list));
 	assert(wl_list_empty(&xdg_shell->events.new_toplevel.listener_list));
 	assert(wl_list_empty(&xdg_shell->events.new_popup.listener_list));
+	assert(wl_list_empty(&xdg_shell->events.popup_grab.listener_list));
 	assert(wl_list_empty(&xdg_shell->events.destroy.listener_list));
 
 	wl_list_remove(&xdg_shell->display_destroy.link);
@@ -166,6 +167,7 @@ struct wlr_xdg_shell *wlr_xdg_shell_create(struct wl_display *display,
 	wl_signal_init(&xdg_shell->events.new_surface);
 	wl_signal_init(&xdg_shell->events.new_toplevel);
 	wl_signal_init(&xdg_shell->events.new_popup);
+	wl_signal_init(&xdg_shell->events.popup_grab);
 	wl_signal_init(&xdg_shell->events.destroy);
 
 	xdg_shell->display_destroy.notify = handle_display_destroy;