diff --git a/release/antos-1.2.1.tar.gz b/release/antos-1.2.1.tar.gz
index 706a903..4ae3c2e 100644
Binary files a/release/antos-1.2.1.tar.gz and b/release/antos-1.2.1.tar.gz differ
diff --git a/src/core/core.ts b/src/core/core.ts
index a56105c..923f8be 100644
--- a/src/core/core.ts
+++ b/src/core/core.ts
@@ -1275,11 +1275,12 @@ namespace OS {
          * @param {string} p message string
          */
         export function loading(q: number, p: string): void {
-            announcer.trigger("loading", {
-                id: q,
-                data: { m: `${p}`, s: true },
-                name: "OS",
-            });
+            const data:API.AnnouncementDataType<boolean> = {} as API.AnnouncementDataType<boolean>;
+            data.id = q;
+            data.message = p;
+            data.name = "OS";
+            data.u_data = true;
+            announcer.trigger("loading", data);
         }
 
         /**
@@ -1294,11 +1295,12 @@ namespace OS {
          * @param {string} m message status  (`OK` of `FAIL`)
          */
         export function loaded(q: number, p: string, m: string): void {
-            announcer.trigger("loaded", {
-                id: q,
-                data: { m: `${m}: ${p}`, s: false },
-                name: "OS",
-            });
+            const data:API.AnnouncementDataType<boolean> = {} as API.AnnouncementDataType<boolean>;
+            data.id = q;
+            data.message = p;
+            data.name = "OS";
+            data.u_data = false;
+            announcer.trigger("loaded", data);
         }
 
         /**
diff --git a/src/core/tags/SystemPanelTag.ts b/src/core/tags/SystemPanelTag.ts
index 2c1ba5f..1b2e274 100644
--- a/src/core/tags/SystemPanelTag.ts
+++ b/src/core/tags/SystemPanelTag.ts
@@ -536,17 +536,17 @@ namespace OS {
                         }
                         m.show(e);
                     };
-                    announcer.observable.on("app-pinned", (d) => {
+                    announcer.observable.on("app-pinned", (_) => {
                         this.RefreshPinnedApp();
                     });
-                    announcer.observable.on("loading", (o) => {
+                    announcer.observable.on("loading", (o: API.AnnouncementDataType<boolean>) => {
                         this._pending_task.push(o.id);
                         if(!$(this.refs.panel).hasClass("loading"))
                             $(this.refs.panel).addClass("loading");
                         $(GUI.workspace).css("cursor", "wait");
                     });
     
-                    announcer.observable.on("loaded", (o) => {
+                    announcer.observable.on("loaded", (o: API.AnnouncementDataType<boolean>) => {
                         const i = this._pending_task.indexOf(o.id);
                         if (i >= 0) {
                             this._pending_task.splice(i, 1);