diff --git a/src/teilchensammler_cli/main.py b/src/teilchensammler_cli/main.py
index 093e4ed..168d584 100644
--- a/src/teilchensammler_cli/main.py
+++ b/src/teilchensammler_cli/main.py
@@ -80,7 +80,7 @@ class SearchResults(Widget):
     def compose(self) -> ComposeResult:
         yield DataTable(id="table-search-result", cursor_type="row", zebra_stripes=True)
 
-    def on_mount(self) -> None:
+    async def on_mount(self) -> None:
         table: DataTable[None] = self.query_one(DataTable[None])
         _ = table.add_columns(*FAKE_DATA[0])  # pyright: ignore[reportArgumentType]
         _ = table.add_rows(FAKE_DATA[1:])  # pyright: ignore[reportArgumentType]
@@ -97,7 +97,7 @@ class AddInventoryScreen(Screen[None]):
 
 @final
 class SammlerApp(App[None]):
-    def on_mount(self) -> None:
+    async def on_mount(self) -> None:
         _ = self.push_screen(AddInventoryScreen())