diff --git a/package-lock.json b/package-lock.json
index c053109..2947919 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "0.1.0",
       "dependencies": {
         "@astrojs/mdx": "^4.3.13",
-        "@astrojs/rss": "^1.1.0",
+        "@astrojs/rss": "^4.0.15",
         "@astrojs/sitemap": "^3.6.0",
         "@astrojs/svelte": "^7.2.3",
         "@astrojs/tailwind": "^6.0.2",
@@ -139,12 +139,13 @@
       }
     },
     "node_modules/@astrojs/rss": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/@astrojs/rss/-/rss-1.2.1.tgz",
-      "integrity": "sha512-ZgCunS6ECuPpxBznBYE+ONf23rcp+OWZ5IyDKFAcVZCWEq8Bh0rVYa9p8u6cU9WOTK56JRQTuwcVZYndmExNtw==",
+      "version": "4.0.15",
+      "resolved": "https://registry.npmjs.org/@astrojs/rss/-/rss-4.0.15.tgz",
+      "integrity": "sha512-uXO/k6AhRkIDXmRoc6xQpoPZrimQNUmS43X4+60yunfuMNHtSRN5e/FiSi7NApcZqmugSMc5+cJi8ovqgO+qIg==",
       "license": "MIT",
       "dependencies": {
-        "fast-xml-parser": "^4.0.8"
+        "fast-xml-parser": "^5.3.3",
+        "piccolore": "^0.1.3"
       }
     },
     "node_modules/@astrojs/sitemap": {
@@ -3180,10 +3181,22 @@
         "node": ">= 6"
       }
     },
+    "node_modules/fast-xml-builder": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/fast-xml-builder/-/fast-xml-builder-1.0.0.tgz",
+      "integrity": "sha512-fpZuDogrAgnyt9oDDz+5DBz0zgPdPZz6D4IR7iESxRXElrlGTRkHJ9eEt+SACRJwT0FNFrt71DFQIUFBJfX/uQ==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/NaturalIntelligence"
+        }
+      ],
+      "license": "MIT"
+    },
     "node_modules/fast-xml-parser": {
-      "version": "4.5.3",
-      "resolved": "https://registry.npmjs.org/fast-xml-parser/-/fast-xml-parser-4.5.3.tgz",
-      "integrity": "sha512-RKihhV+SHsIUGXObeVy9AXiBbFwkVk7Syp8XgwN5U3JV416+Gwp/GO9i0JYKmikykgz/UHRrrV4ROuZEo/T0ig==",
+      "version": "5.4.1",
+      "resolved": "https://registry.npmjs.org/fast-xml-parser/-/fast-xml-parser-5.4.1.tgz",
+      "integrity": "sha512-BQ30U1mKkvXQXXkAGcuyUA/GA26oEB7NzOtsxCDtyu62sjGw5QraKFhx2Em3WQNjPw9PG6MQ9yuIIgkSDfGu5A==",
       "funding": [
         {
           "type": "github",
@@ -3192,7 +3205,8 @@
       ],
       "license": "MIT",
       "dependencies": {
-        "strnum": "^1.1.1"
+        "fast-xml-builder": "^1.0.0",
+        "strnum": "^2.1.2"
       },
       "bin": {
         "fxparser": "src/cli/cli.js"
@@ -6207,9 +6221,9 @@
       }
     },
     "node_modules/strnum": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/strnum/-/strnum-1.1.2.tgz",
-      "integrity": "sha512-vrN+B7DBIoTTZjnPNewwhx6cBA/H+IS7rfW68n7XxC1y7uoiGQBxaKzqucGUgavX15dJgiGztLJ8vxuEzwqBdA==",
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/strnum/-/strnum-2.2.0.tgz",
+      "integrity": "sha512-Y7Bj8XyJxnPAORMZj/xltsfo55uOiyHcU2tnAVzHUnSJR/KsEX+9RoDeXEnsXtl/CX4fAcrt64gZ13aGaWPeBg==",
       "funding": [
         {
           "type": "github",
@@ -6522,6 +6536,20 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/typescript": {
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "license": "Apache-2.0",
+      "peer": true,
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=14.17"
+      }
+    },
     "node_modules/ufo": {
       "version": "1.6.1",
       "resolved": "https://registry.npmjs.org/ufo/-/ufo-1.6.1.tgz",
diff --git a/package.json b/package.json
index b5f2f37..3b942e2 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "@astrojs/mdx": "^4.3.13",
-    "@astrojs/rss": "^1.1.0",
+    "@astrojs/rss": "^4.0.15",
     "@astrojs/sitemap": "^3.6.0",
     "@astrojs/svelte": "^7.2.3",
     "@astrojs/tailwind": "^6.0.2",