diff --git a/package-lock.json b/package-lock.json
index b0c3724..eda35f9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
 				"@astrojs/mdx": "^4.3.7",
 				"@astrojs/partytown": "^2.1.4",
 				"@astrojs/rss": "^4.0.15",
-				"@astrojs/sitemap": "^3.6.0",
+				"@astrojs/sitemap": "^3.7.2",
 				"@eslint/compat": "^1.3.2",
 				"@eslint/js": "^9.32.0",
 				"@fontsource-variable/m-plus-1": "^5.2.6",
@@ -165,14 +165,23 @@
 			}
 		},
 		"node_modules/@astrojs/sitemap": {
-			"version": "3.6.0",
-			"resolved": "https://registry.npmjs.org/@astrojs/sitemap/-/sitemap-3.6.0.tgz",
-			"integrity": "sha512-4aHkvcOZBWJigRmMIAJwRQXBS+ayoP5z40OklTXYXhUDhwusz+DyDl+nSshY6y9DvkVEavwNcFO8FD81iGhXjg==",
+			"version": "3.7.2",
+			"resolved": "https://registry.npmjs.org/@astrojs/sitemap/-/sitemap-3.7.2.tgz",
+			"integrity": "sha512-PqkzkcZTb5ICiyIR8VoKbIAP/laNRXi5tw616N1Ckk+40oNB8Can1AzVV56lrbC5GKSZFCyJYUVYqVivMisvpA==",
 			"license": "MIT",
 			"dependencies": {
-				"sitemap": "^8.0.0",
+				"sitemap": "^9.0.0",
 				"stream-replace-string": "^2.0.0",
-				"zod": "^3.25.76"
+				"zod": "^4.3.6"
+			}
+		},
+		"node_modules/@astrojs/sitemap/node_modules/zod": {
+			"version": "4.3.6",
+			"resolved": "https://registry.npmjs.org/zod/-/zod-4.3.6.tgz",
+			"integrity": "sha512-rftlrkhHZOcjDwkGlnUtZZkvaPHCsDATp4pGpuOOMDaTdDDXF91wuVDJoWoPsKX/3YPQ5fHuF3STjcYyKr+Qhg==",
+			"license": "MIT",
+			"funding": {
+				"url": "https://github.com/sponsors/colinhacks"
 			}
 		},
 		"node_modules/@astrojs/telemetry": {
@@ -2529,12 +2538,12 @@
 			}
 		},
 		"node_modules/@types/node": {
-			"version": "22.15.21",
-			"resolved": "https://registry.npmjs.org/@types/node/-/node-22.15.21.tgz",
-			"integrity": "sha512-EV/37Td6c+MgKAbkcLG6vqZ2zEYHD7bvSrzqqs2RIhbA6w3x+Dqz8MZM3sP6kGTeLrdoOgKZe+Xja7tUB2DNkQ==",
+			"version": "24.12.0",
+			"resolved": "https://registry.npmjs.org/@types/node/-/node-24.12.0.tgz",
+			"integrity": "sha512-GYDxsZi3ChgmckRT9HPU0WEhKLP08ev/Yfcq2AstjrDASOYCSXeyjDsHg4v5t4jOj7cyDX3vmprafKlWIG9MXQ==",
 			"license": "MIT",
 			"dependencies": {
-				"undici-types": "~6.21.0"
+				"undici-types": "~7.16.0"
 			}
 		},
 		"node_modules/@types/responselike": {
@@ -9065,30 +9074,24 @@
 			"license": "MIT"
 		},
 		"node_modules/sitemap": {
-			"version": "8.0.0",
-			"resolved": "https://registry.npmjs.org/sitemap/-/sitemap-8.0.0.tgz",
-			"integrity": "sha512-+AbdxhM9kJsHtruUF39bwS/B0Fytw6Fr1o4ZAIAEqA6cke2xcoO2GleBw9Zw7nRzILVEgz7zBM5GiTJjie1G9A==",
+			"version": "9.0.1",
+			"resolved": "https://registry.npmjs.org/sitemap/-/sitemap-9.0.1.tgz",
+			"integrity": "sha512-S6hzjGJSG3d6if0YoF5kTyeRJvia6FSTBroE5fQ0bu1QNxyJqhhinfUsXi9fH3MgtXODWvwo2BDyQSnhPQ88uQ==",
 			"license": "MIT",
 			"dependencies": {
-				"@types/node": "^17.0.5",
+				"@types/node": "^24.9.2",
 				"@types/sax": "^1.2.1",
 				"arg": "^5.0.0",
-				"sax": "^1.2.4"
+				"sax": "^1.4.1"
 			},
 			"bin": {
-				"sitemap": "dist/cli.js"
+				"sitemap": "dist/esm/cli.js"
 			},
 			"engines": {
-				"node": ">=14.0.0",
-				"npm": ">=6.0.0"
+				"node": ">=20.19.5",
+				"npm": ">=10.8.2"
 			}
 		},
-		"node_modules/sitemap/node_modules/@types/node": {
-			"version": "17.0.45",
-			"resolved": "https://registry.npmjs.org/@types/node/-/node-17.0.45.tgz",
-			"integrity": "sha512-w+tIMs3rq2afQdsPJlODhoUEKzFP1ayaoyl1CcnwtIlsVe7K7bA1NGm4s3PraqTLlXnbIN84zuBlxBWo1u9BLw==",
-			"license": "MIT"
-		},
 		"node_modules/smol-toml": {
 			"version": "1.6.1",
 			"resolved": "https://registry.npmjs.org/smol-toml/-/smol-toml-1.6.1.tgz",
@@ -9544,9 +9547,9 @@
 			}
 		},
 		"node_modules/undici-types": {
-			"version": "6.21.0",
-			"resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
-			"integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+			"version": "7.16.0",
+			"resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.16.0.tgz",
+			"integrity": "sha512-Zz+aZWSj8LE6zoxD+xrjh4VfkIG8Ya6LvYkZqtUQGJPZjYl53ypCaUwWqo7eI0x66KBGeRo+mlBEkMSeSZ38Nw==",
 			"license": "MIT"
 		},
 		"node_modules/unified": {
diff --git a/package.json b/package.json
index d4a8a35..8497701 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
 		"@astrojs/mdx": "^4.3.7",
 		"@astrojs/partytown": "^2.1.4",
 		"@astrojs/rss": "^4.0.15",
-		"@astrojs/sitemap": "^3.6.0",
+		"@astrojs/sitemap": "^3.7.2",
 		"@eslint/compat": "^1.3.2",
 		"@eslint/js": "^9.32.0",
 		"@fontsource-variable/m-plus-1": "^5.2.6",