diff --git a/frontend/src/lib/planner/VarietyScoreCard.svelte b/frontend/src/lib/planner/VarietyScoreCard.svelte
index 27dc086..68144c0 100644
--- a/frontend/src/lib/planner/VarietyScoreCard.svelte
+++ b/frontend/src/lib/planner/VarietyScoreCard.svelte
@@ -20,7 +20,7 @@
 <div class="rounded-[var(--radius-lg)] border border-[var(--yellow-light)] bg-[var(--yellow-tint)] p-4">
 	<div class="flex items-baseline gap-1">
 		<span class="font-[var(--font-display)] text-[28px] font-[300] text-[var(--color-text)] md:text-[40px]">
-			{score}
+			{score.toFixed(1)}
 		</span>
 		<span class="font-[var(--font-sans)] text-[13px] text-[var(--color-text-muted)]">/10</span>
 		<span class="ml-1 font-[var(--font-sans)] text-[12px] text-[var(--color-text-muted)]">Abwechslungs-Score</span>
diff --git a/frontend/src/lib/planner/VarietyScoreCard.test.ts b/frontend/src/lib/planner/VarietyScoreCard.test.ts
index 2bfbdd1..fbe50c7 100644
--- a/frontend/src/lib/planner/VarietyScoreCard.test.ts
+++ b/frontend/src/lib/planner/VarietyScoreCard.test.ts
@@ -51,7 +51,13 @@ describe('VarietyScoreCard', () => {
 
 	it('renders with score 0', () => {
 		render(VarietyScoreCard, { props: { ...baseProps, score: 0 } });
-		expect(screen.getByText('0')).toBeTruthy();
+		expect(screen.getByText('0.0')).toBeTruthy();
+	});
+
+	it('rounds floating-point scores to one decimal place', () => {
+		render(VarietyScoreCard, { props: { ...baseProps, score: 6.199999999999999 } });
+		expect(screen.getByText('6.2')).toBeTruthy();
+		expect(screen.queryByText('6.199999999999999')).toBeNull();
 	});
 
 	it('renders multiple ingredient overlap warnings', () => {