diff --git a/src/components/board/capturedPieces.tsx b/src/components/board/capturedPieces.tsx
index 39e1f18..ddd4d94 100644
--- a/src/components/board/capturedPieces.tsx
+++ b/src/components/board/capturedPieces.tsx
@@ -60,8 +60,9 @@ const getCapturedPiecesComponents = (
       key={pieceSymbol}
       spacing={`-${1.2 * PIECE_SCALE}rem`}
     >
-      {new Array(pieceCount).fill(
+      {new Array(pieceCount).fill(0).map((_, index) => (
         <Box
+          key={`${pieceSymbol}-${index}`}
           width={`${2 * PIECE_SCALE}rem`}
           height={`${2 * PIECE_SCALE}rem`}
           sx={{
@@ -69,7 +70,7 @@ const getCapturedPiecesComponents = (
             backgroundRepeat: "no-repeat",
           }}
         />
-      )}
+      ))}
     </Stack>
   );
 };
diff --git a/src/sections/loadGame/loadGameButton.tsx b/src/sections/loadGame/loadGameButton.tsx
index 5db4c4c..b6bf37e 100644
--- a/src/sections/loadGame/loadGameButton.tsx
+++ b/src/sections/loadGame/loadGameButton.tsx
@@ -4,7 +4,7 @@ import NewGameDialog from "./loadGameDialog";
 import { Chess } from "chess.js";
 
 interface Props {
-  setGame?: (game: Chess) => void;
+  setGame?: (game: Chess) => Promise<void>;
   label?: string;
   size?: "small" | "medium" | "large";
 }
diff --git a/src/sections/loadGame/loadGameDialog.tsx b/src/sections/loadGame/loadGameDialog.tsx
index a1d3192..c62324b 100644
--- a/src/sections/loadGame/loadGameDialog.tsx
+++ b/src/sections/loadGame/loadGameDialog.tsx
@@ -29,7 +29,7 @@ import { boardOrientationAtom } from "../analysis/states";
 interface Props {
   open: boolean;
   onClose: () => void;
-  setGame?: (game: Chess) => void;
+  setGame?: (game: Chess) => Promise<void>;
 }
 
 export default function NewGameDialog({ open, onClose, setGame }: Props) {
@@ -43,7 +43,7 @@ export default function NewGameDialog({ open, onClose, setGame }: Props) {
   const setBoardOrientation = useSetAtom(boardOrientationAtom);
   const { addGame } = useGameDatabase();
 
-  const handleAddGame = (pgn: string, boardOrientation?: boolean) => {
+  const handleAddGame = async (pgn: string, boardOrientation?: boolean) => {
     if (!pgn) return;
 
     try {
@@ -51,9 +51,9 @@ export default function NewGameDialog({ open, onClose, setGame }: Props) {
       setSentryContext("loadedGame", { pgn });
 
       if (setGame) {
-        setGame(gameToAdd);
+        await setGame(gameToAdd);
       } else {
-        addGame(gameToAdd);
+        await addGame(gameToAdd);
       }
 
       setBoardOrientation(boardOrientation ?? true);
@@ -92,10 +92,12 @@ export default function NewGameDialog({ open, onClose, setGame }: Props) {
       onClose={handleClose}
       maxWidth="md"
       fullWidth
-      PaperProps={{
-        sx: {
-          position: "fixed",
-          top: 0,
+      slotProps={{
+        paper: {
+          sx: {
+            position: "fixed",
+            top: 0,
+          },
         },
       }}
     >