diff --git a/dotcom-rendering/src/components/PuzzlesArchiveCalendar.island.tsx b/dotcom-rendering/src/components/PuzzlesArchiveCalendar.island.tsx
index e53fb489756..60160bf70c8 100644
--- a/dotcom-rendering/src/components/PuzzlesArchiveCalendar.island.tsx
+++ b/dotcom-rendering/src/components/PuzzlesArchiveCalendar.island.tsx
@@ -2,7 +2,8 @@ import { css } from '@emotion/react';
 import {
 	from,
 	headlineBold20,
-	headlineBold34,
+	headlineMedium28,
+	headlineMedium34,
 	palette,
 	space,
 	textSans14,
@@ -181,10 +182,12 @@ const tabsStyles = css`
 `;
 
 const titleStyles = css`
-	${headlineBold34};
+	${headlineMedium28};
 	margin: ${space[3]}px 0 ${space[3]}px;
 	color: var(--puzzles-headline-colour, ${palette.neutral[7]});
-	line-height: 1.05;
+	${from.tablet} {
+		${headlineMedium34};
+	}
 `;
 
 const recentStyles = css`
diff --git a/dotcom-rendering/src/layouts/PuzzlesArchiveLayout.tsx b/dotcom-rendering/src/layouts/PuzzlesArchiveLayout.tsx
index 0f36f5e3f21..4eaf76142d0 100644
--- a/dotcom-rendering/src/layouts/PuzzlesArchiveLayout.tsx
+++ b/dotcom-rendering/src/layouts/PuzzlesArchiveLayout.tsx
@@ -1,7 +1,8 @@
 import { css } from '@emotion/react';
 import {
 	from,
-	headlineBold34,
+	headlineBold24,
+	headlineBold28,
 	palette,
 	space,
 	textEgyptian17,
@@ -87,11 +88,14 @@ const archiveGridStyles = css`
 const headingStyles = css`
 	${archiveGridStyles};
 	h1 {
-		${headlineBold34};
+		${headlineBold24};
 		color: var(--puzzles-headline-colour);
 		margin: 0;
 		padding-top: ${space[2]}px;
 		overflow-wrap: anywhere;
+		${from.tablet} {
+			${headlineBold28};
+		}
 	}
 	p {
 		${textEgyptian17};