diff --git a/matrix_sdk/examples/wasm_command_bot/src/lib.rs b/matrix_sdk/examples/wasm_command_bot/src/lib.rs
index e7e8c0e5..7f4abbb4 100644
--- a/matrix_sdk/examples/wasm_command_bot/src/lib.rs
+++ b/matrix_sdk/examples/wasm_command_bot/src/lib.rs
@@ -58,7 +58,7 @@ impl WasmBot {
 
         for (room_id, room) in response.rooms.join {
             for event in room.timeline.events {
-                if let AnySyncRoomEvent::Message(AnySyncMessageEvent::RoomMessage(ev)) = event {
+                if let Ok(AnySyncRoomEvent::Message(AnySyncMessageEvent::RoomMessage(ev))) = event.event.deserialize() {
                     self.on_room_message(&room_id, &ev).await
                 }
             }