diff --git a/api/render-social-image/[pageId].ts b/api/render-social-image/[pageId].ts
index f3c6c60..f0f3808 100644
--- a/api/render-social-image/[pageId].ts
+++ b/api/render-social-image/[pageId].ts
@@ -74,17 +74,17 @@ export default async (req: NextApiRequest, res: NextApiResponse) => {
 
   const image = await createSocialImage({
     imageUrl: mapNotionImageUrl(
-      block.format?.page_cover ?? defaultPageCover,
+      block.format?.page_cover || defaultPageCover,
       block
     ),
     logo: mapNotionImageUrl(
-      getBlockIcon(block, recordMap) ?? defaultPageIcon,
+      getBlockIcon(block, recordMap) || defaultPageIcon,
       block
     ),
     title: isRootPage
       ? socialImageTitle
-      : getBlockTitle(block, recordMap) ?? socialImageTitle,
-    subtitle: getPageDescription(block, recordMap) ?? socialImageSubtitle
+      : getBlockTitle(block, recordMap) || socialImageTitle,
+    subtitle: getPageDescription(block, recordMap) || socialImageSubtitle
   })
 
   res.setHeader(
diff --git a/styles/notion.css b/styles/notion.css
index 226fd9d..489b8d4 100644
--- a/styles/notion.css
+++ b/styles/notion.css
@@ -11,7 +11,7 @@
   margin: 0 12px;
   width: 720px;
   padding-bottom: calc(max(5vh, 64px)) !important;
-  line-height: 1.75;
+  line-height: 1.65;
 }
 
 .index-page {