diff --git a/src/lib.rs b/src/lib.rs
index 69080a33bd9f1eb1ad559486fa4c936802715941..7fb32e36827d31ebd254e0ee1257c7e586615f7c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -28,8 +28,8 @@ macro_rules! send {
 
 #[macro_export]
 macro_rules! action {
-    ($actions_group:expr, $name:expr, $callback:expr) => {
-        let simple_action = gio::SimpleAction::new($name, None);
+    ($actions_group:expr, $name:expr, $param_type:expr, $callback:expr) => {
+        let simple_action = gio::SimpleAction::new($name, $param_type);
         simple_action.connect_activate($callback);
         $actions_group.add_action(&simple_action);
     };
@@ -37,8 +37,8 @@ macro_rules! action {
 
 #[macro_export]
 macro_rules! stateful_action {
-    ($actions_group:expr, $name:expr, $value:expr, $callback:expr) => {
-        let simple_action = gio::SimpleAction::new_stateful($name, None, &$value.to_variant());
+    ($actions_group:expr, $name:expr, $param_type:expr, $state:expr, $callback:expr) => {
+        let simple_action = gio::SimpleAction::new_stateful($name, $param_type, &$state.to_variant());
         simple_action.connect_activate($callback);
         $actions_group.add_action(&simple_action);
     };