diff --git a/packages/cli/src/lib/markdown.ts b/packages/cli/src/lib/markdown.ts
index 0a26218..fc88753 100644
--- a/packages/cli/src/lib/markdown.ts
+++ b/packages/cli/src/lib/markdown.ts
@@ -40,7 +40,11 @@ export function parseFrontmatter(
 		raw = toml.parse(frontmatterStr) as Record<string, unknown>;
 	} else {
 		// Use CORE_SCHEMA to keep dates as strings rather than Date objects
-		raw = (yaml.load(frontmatterStr, { schema: yaml.CORE_SCHEMA }) as Record<string, unknown>) ?? {};
+		raw =
+			(yaml.load(frontmatterStr, { schema: yaml.CORE_SCHEMA }) as Record<
+				string,
+				unknown
+			>) ?? {};
 	}
 
 	// Apply field mappings to normalize to standard PostFrontmatter fields
diff --git a/packages/cli/test/markdown.test.ts b/packages/cli/test/markdown.test.ts
index 7bd042c..f7aa692 100644
--- a/packages/cli/test/markdown.test.ts
+++ b/packages/cli/test/markdown.test.ts
@@ -79,7 +79,9 @@ excerpt: >
 ---
 `;
 			const { rawFrontmatter } = parseFrontmatter(content);
-			expect(rawFrontmatter.excerpt).toBe("This is a folded multiline string\n");
+			expect(rawFrontmatter.excerpt).toBe(
+				"This is a folded multiline string\n",
+			);
 		});
 
 		it("parses YAML stripped folded multiline string", () => {
@@ -90,7 +92,9 @@ excerpt: >-
 ---
 `;
 			const { rawFrontmatter } = parseFrontmatter(content);
-			expect(rawFrontmatter.excerpt).toBe("This is a stripped folded multiline string");
+			expect(rawFrontmatter.excerpt).toBe(
+				"This is a stripped folded multiline string",
+			);
 		});
 
 		it("parses YAML literal multiline string", () => {
@@ -101,7 +105,9 @@ excerpt: |
 ---
 `;
 			const { rawFrontmatter } = parseFrontmatter(content);
-			expect(rawFrontmatter.excerpt).toBe("This is a literal\nmultiline string\n");
+			expect(rawFrontmatter.excerpt).toBe(
+				"This is a literal\nmultiline string\n",
+			);
 		});
 
 		it("parses YAML kept literal multiline string", () => {
@@ -114,7 +120,9 @@ end: true
 ---
 `;
 			const { rawFrontmatter } = parseFrontmatter(content);
-			expect(rawFrontmatter.excerpt).toBe("This is a kept literal\nmultiline string\n\n");
+			expect(rawFrontmatter.excerpt).toBe(
+				"This is a kept literal\nmultiline string\n\n",
+			);
 		});
 
 		it("parses boolean true", () => {
@@ -339,7 +347,9 @@ categories: [news, updates]
 unpublished: true
 ---
 `;
-			const { frontmatter } = parseFrontmatter(content, { draft: "unpublished" });
+			const { frontmatter } = parseFrontmatter(content, {
+				draft: "unpublished",
+			});
 			expect(frontmatter.draft).toBe(true);
 		});