diff --git a/.gitignore b/.gitignore
index 1a1e372..8ace1e6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,3 +44,4 @@ node_modules/
 /blob-report/
 /playwright/.cache/
 /playwright/.auth/
+.swc
diff --git a/src/components/ui/card/UiCard.tsx b/src/components/ui/card/UiCard.tsx
index ea612d9..f5e228e 100644
--- a/src/components/ui/card/UiCard.tsx
+++ b/src/components/ui/card/UiCard.tsx
@@ -19,6 +19,9 @@ const UiCard = ({
   isSingleBook,
 }: Props) => {
   const imageObject = useMemo(() => {
+    if (!totalScore) {
+      return { src: UNKNOWN_IMAGE, textColor: "#FFFFFF", text: "" }
+    }
     if (hideScores) {
       return { src: UNKNOWN_IMAGE, textColor: "#FFFFFF", text: "" }
     }
@@ -77,7 +80,7 @@ const UiCard = ({
                 color: imageObject.textColor,
                 fontSize: isSingleBook ? "3rem" : "1.5rem",
               }}
-            >{`${hideScores ? "?" : totalScore?.toFixed(1) + "/10"}`}</span>
+            >{`${hideScores ? "?" : totalScore ? totalScore?.toFixed(1) + "/10" : "?"}`}</span>
             <span
               className="text-xl font-(family-name:--main) font-bold"
               style={{