diff --git a/package-lock.json b/package-lock.json
index 1d77f73..b8ca0a0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,8 +12,9 @@
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@@ -2541,6 +2514,14 @@
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@@ -2649,6 +2630,11 @@
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@@ -3654,6 +3599,16 @@
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@@ -5081,31 +4996,6 @@
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       "integrity": "sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ=="
     },
-    "node_modules/prebuild-install": {
-      "version": "7.1.3",
-      "resolved": "https://registry.npmjs.org/prebuild-install/-/prebuild-install-7.1.3.tgz",
-      "integrity": "sha512-8Mf2cbV7x1cXPUILADGI3wuhfqWvtiLA1iclTDbFRZkgRQS0NqsPZphna9V+HyTEadheuPmjaJMsbzKQFOzLug==",
-      "dependencies": {
-        "detect-libc": "^2.0.0",
-        "expand-template": "^2.0.3",
-        "github-from-package": "0.0.0",
-        "minimist": "^1.2.3",
-        "mkdirp-classic": "^0.5.3",
-        "napi-build-utils": "^2.0.0",
-        "node-abi": "^3.3.0",
-        "pump": "^3.0.0",
-        "rc": "^1.2.7",
-        "simple-get": "^4.0.0",
-        "tar-fs": "^2.0.0",
-        "tunnel-agent": "^0.6.0"
-      },
-      "bin": {
-        "prebuild-install": "bin.js"
-      },
-      "engines": {
-        "node": ">=10"
-      }
-    },
     "node_modules/preferred-pm": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/preferred-pm/-/preferred-pm-4.0.0.tgz",
@@ -5156,15 +5046,6 @@
         "url": "https://github.com/sponsors/wooorm"
       }
     },
-    "node_modules/pump": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.2.tgz",
-      "integrity": "sha512-tUPXtzlGM8FE3P0ZL6DVs/3P58k9nk8/jZeQCurTJylQA8qFYzHFfhBJkuqyE0FifOsQ0uKWekiZ5g8wtr28cw==",
-      "dependencies": {
-        "end-of-stream": "^1.1.0",
-        "once": "^1.3.1"
-      }
-    },
     "node_modules/queue-microtask": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/queue-microtask/-/queue-microtask-1.2.3.tgz",
@@ -5189,20 +5070,6 @@
       "resolved": "https://registry.npmjs.org/radix3/-/radix3-1.1.2.tgz",
       "integrity": "sha512-b484I/7b8rDEdSDKckSSBA8knMpcdsXudlE/LNL639wFoHKwLbEkQFZHWEYwDC0wa0FKUcCY+GAF73Z7wxNVFA=="
     },
-    "node_modules/rc": {
-      "version": "1.2.8",
-      "resolved": "https://registry.npmjs.org/rc/-/rc-1.2.8.tgz",
-      "integrity": "sha512-y3bGgqKj3QBdxLbLkomlohkvsA8gdAiUQlSBJnBhfn+BPxg4bc62d8TcBW15wavDfgexCgccckhcZvywyQYPOw==",
-      "dependencies": {
-        "deep-extend": "^0.6.0",
-        "ini": "~1.3.0",
-        "minimist": "^1.2.0",
-        "strip-json-comments": "~2.0.1"
-      },
-      "bin": {
-        "rc": "cli.js"
-      }
-    },
     "node_modules/read-cache": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/read-cache/-/read-cache-1.0.0.tgz",
@@ -5219,19 +5086,6 @@
         "node": ">=0.10.0"
       }
     },
-    "node_modules/readable-stream": {
-      "version": "3.6.2",
-      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.2.tgz",
-      "integrity": "sha512-9u/sniCrY3D5WdsERHzHE4G2YCXqoG5FTHUiCC4SIbr6XcLZBY05ya9EKjYek9O5xOAwjGq+1JdGBAS7Q9ScoA==",
-      "dependencies": {
-        "inherits": "^2.0.3",
-        "string_decoder": "^1.1.1",
-        "util-deprecate": "^1.0.1"
-      },
-      "engines": {
-        "node": ">= 6"
-      }
-    },
     "node_modules/readdirp": {
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.6.0.tgz",
@@ -5254,6 +5108,25 @@
         "url": "https://github.com/sponsors/jonschlinkert"
       }
     },
+    "node_modules/redis-errors": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/redis-errors/-/redis-errors-1.2.0.tgz",
+      "integrity": "sha512-1qny3OExCf0UvUV/5wpYKf2YwPcOqXzkwKKSmKHiE6ZMQs5heeE/c8eXK+PNllPvmjgAbfnsbpkGZWy8cBpn9w==",
+      "engines": {
+        "node": ">=4"
+      }
+    },
+    "node_modules/redis-parser": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/redis-parser/-/redis-parser-3.0.0.tgz",
+      "integrity": "sha512-DJnGAeenTdpMEH6uAJRK/uiyEIH9WVsUmoLwzudwGJUwZPp80PDBWPHXSAGNPwNvIXAbe7MSUB1zQFugFml66A==",
+      "dependencies": {
+        "redis-errors": "^1.0.0"
+      },
+      "engines": {
+        "node": ">=4"
+      }
+    },
     "node_modules/regex": {
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/regex/-/regex-5.1.1.tgz",
@@ -5616,25 +5489,6 @@
         "queue-microtask": "^1.2.2"
       }
     },
-    "node_modules/safe-buffer": {
-      "version": "5.2.1",
-      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
-      "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==",
-      "funding": [
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/feross"
-        },
-        {
-          "type": "patreon",
-          "url": "https://www.patreon.com/feross"
-        },
-        {
-          "type": "consulting",
-          "url": "https://feross.org/support"
-        }
-      ]
-    },
     "node_modules/semver": {
       "version": "7.6.3",
       "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.3.tgz",
@@ -5730,49 +5584,6 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
-    "node_modules/simple-concat": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/simple-concat/-/simple-concat-1.0.1.tgz",
-      "integrity": "sha512-cSFtAPtRhljv69IK0hTVZQ+OfE9nePi/rtJmw5UjHeVyVroEqJXP1sFztKUy1qU+xvz3u/sfYJLa947b7nAN2Q==",
-      "funding": [
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/feross"
-        },
-        {
-          "type": "patreon",
-          "url": "https://www.patreon.com/feross"
-        },
-        {
-          "type": "consulting",
-          "url": "https://feross.org/support"
-        }
-      ]
-    },
-    "node_modules/simple-get": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-4.0.1.tgz",
-      "integrity": "sha512-brv7p5WgH0jmQJr1ZDDfKDOSeWWg+OVypG99A/5vYGPqJ6pxiaHLy8nxtFjBA7oMa01ebA9gfh1uMCFqOuXxvA==",
-      "funding": [
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/feross"
-        },
-        {
-          "type": "patreon",
-          "url": "https://www.patreon.com/feross"
-        },
-        {
-          "type": "consulting",
-          "url": "https://feross.org/support"
-        }
-      ],
-      "dependencies": {
-        "decompress-response": "^6.0.0",
-        "once": "^1.3.1",
-        "simple-concat": "^1.0.0"
-      }
-    },
     "node_modules/simple-swizzle": {
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/simple-swizzle/-/simple-swizzle-0.2.2.tgz",
@@ -5809,13 +5620,10 @@
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
       "integrity": "sha512-D9cPgkvLlV3t3IzL0D0YLvGA9Ahk4PcvVwUbN0dSGr1aP0Nrt4AEnTUbuGvquEC0mA64Gqt1fzirlRs5ibXx8g=="
     },
-    "node_modules/string_decoder": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
-      "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
-      "dependencies": {
-        "safe-buffer": "~5.2.0"
-      }
+    "node_modules/standard-as-callback": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/standard-as-callback/-/standard-as-callback-2.1.0.tgz",
+      "integrity": "sha512-qoRRSyROncaz1z0mvYqIE4lCd9p2R90i6GxW3uZv5ucSu8tU7B5HXUP1gG8pVZsYNVaXjk8ClXHPttLyxAL48A=="
     },
     "node_modules/string-width": {
       "version": "7.2.0",
@@ -5926,14 +5734,6 @@
         "node": ">=4"
       }
     },
-    "node_modules/strip-json-comments": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
-      "integrity": "sha512-4gB8na07fecVVkOI6Rs4e7T6NOTki5EmL7TUduTs6bu3EdnSycntVJ4re8kgZA+wx9IueI2Y11bfbgwtzuE0KQ==",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
     "node_modules/strnum": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/strnum/-/strnum-1.0.5.tgz",
@@ -6075,37 +5875,6 @@
         "node": ">=18"
       }
     },
-    "node_modules/tar-fs": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-2.1.2.tgz",
-      "integrity": "sha512-EsaAXwxmx8UB7FRKqeozqEPop69DXcmYwTQwXvyAPF352HJsPdkVhvTaDPYqfNgruveJIJy3TA2l+2zj8LJIJA==",
-      "dependencies": {
-        "chownr": "^1.1.1",
-        "mkdirp-classic": "^0.5.2",
-        "pump": "^3.0.0",
-        "tar-stream": "^2.1.4"
-      }
-    },
-    "node_modules/tar-fs/node_modules/chownr": {
-      "version": "1.1.4",
-      "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.1.4.tgz",
-      "integrity": "sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg=="
-    },
-    "node_modules/tar-stream": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-2.2.0.tgz",
-      "integrity": "sha512-ujeqbceABgwMZxEJnk2HDY2DlnUZ+9oEcb1KzTVfYHio0UE6dG71n60d8D2I4qNvleWrrXpmjpt7vZeF1LnMZQ==",
-      "dependencies": {
-        "bl": "^4.0.3",
-        "end-of-stream": "^1.4.1",
-        "fs-constants": "^1.0.0",
-        "inherits": "^2.0.3",
-        "readable-stream": "^3.1.1"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/thenify": {
       "version": "3.3.1",
       "resolved": "https://registry.npmjs.org/thenify/-/thenify-3.3.1.tgz",
@@ -6194,17 +5963,6 @@
       "integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==",
       "optional": true
     },
-    "node_modules/tunnel-agent": {
-      "version": "0.6.0",
-      "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
-      "integrity": "sha512-McnNiV1l8RYeY8tBgEpuodCC1mLUdbSN+CYBL7kJsJNInOP8UjDDEwdk6Mw60vdLLrr5NHKZhMAOSrR2NZuQ+w==",
-      "dependencies": {
-        "safe-buffer": "^5.0.1"
-      },
-      "engines": {
-        "node": "*"
-      }
-    },
     "node_modules/type-fest": {
       "version": "4.32.0",
       "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-4.32.0.tgz",
diff --git a/package.json b/package.json
index eccefb9..7ec1f93 100644
--- a/package.json
+++ b/package.json
@@ -15,8 +15,9 @@
     "@astrojs/tailwind": "^5.1.0",
     "@astrojs/vercel": "^8.0.2",
     "@floating-ui/dom": "^1.6.3",
+    "@vercel/kv": "^1.0.1",
     "astro": "^5.1.6",
-    "better-sqlite3": "^11.8.1",
+    "ioredis": "^5.4.2",
     "tailwindcss": "^3.4.1"
   }
 }
diff --git a/src/lib/db.ts b/src/lib/db.ts
index 187235f..d989c7e 100644
--- a/src/lib/db.ts
+++ b/src/lib/db.ts
@@ -1,49 +1,34 @@
-import Database from 'better-sqlite3';
-import { fileURLToPath } from 'url';
-import { dirname, join } from 'path';
+import Redis from 'ioredis';
 import type { FeedMapping } from './types';
 
-const __filename = fileURLToPath(import.meta.url);
-const __dirname = dirname(__filename);
-const dbPath = join(__dirname, '../../feed-mappings.db');
+// Initialize Redis client
+const redis = new Redis(process.env.REDIS_URL!);
 
-const db = new Database(dbPath);
-
-// Initialize the database with the required table
-db.exec(`
-  CREATE TABLE IF NOT EXISTS feed_mappings (
-    feed_id TEXT PRIMARY KEY,
-    slugs TEXT NOT NULL,
-    lang TEXT NOT NULL,
-    created_at DATETIME DEFAULT CURRENT_TIMESTAMP
-  )
-`);
-
-export function storeFeedMapping(feedId: string, slugs: string[], lang: string): void {
-  const stmt = db.prepare('INSERT OR REPLACE INTO feed_mappings (feed_id, slugs, lang) VALUES (?, ?, ?)');
-  stmt.run(feedId, JSON.stringify(slugs), lang);
+export async function storeFeedMapping(feedId: string, slugs: string[], lang: string): Promise<void> {
+  const mapping = {
+    slugs,
+    lang,
+    created_at: new Date().toISOString()
+  };
+  
+  // Store with 30 day expiration
+  await redis.set(
+    feedId, 
+    JSON.stringify(mapping),
+    'EX',
+    60 * 60 * 24 * 30 // 30 days in seconds
+  );
 }
 
-export function getFeedMapping(feedId: string): FeedMapping | null {
-  const stmt = db.prepare('SELECT slugs, lang FROM feed_mappings WHERE feed_id = ?');
-  const result = stmt.get(feedId);
-  
-  if (!result) return null;
+export async function getFeedMapping(feedId: string): Promise<FeedMapping | null> {
+  const mapping = await redis.get(feedId);
+  if (!mapping) return null;
   
+  const data = JSON.parse(mapping);
   return {
-    slugs: JSON.parse(result.slugs),
-    lang: result.lang
+    slugs: data.slugs,
+    lang: data.lang
   };
 }
 
-// Optional: Clean up old mappings (older than 30 days)
-export function cleanupOldMappings(): void {
-  const stmt = db.prepare(`
-    DELETE FROM feed_mappings 
-    WHERE created_at < datetime('now', '-30 days')
-  `);
-  stmt.run();
-}
-
-// Run cleanup periodically (every 24 hours)
-setInterval(cleanupOldMappings, 24 * 60 * 60 * 1000); 
\ No newline at end of file
+// No need for manual cleanup as we're using TTL (expire) 
\ No newline at end of file
diff --git a/src/pages/api/create-feed.ts b/src/pages/api/create-feed.ts
index 1375431..68db19d 100644
--- a/src/pages/api/create-feed.ts
+++ b/src/pages/api/create-feed.ts
@@ -17,8 +17,8 @@ export const POST: APIRoute = async ({ request }) => {
     const dataString = `${slugs.sort().join(',')}:${lang}`;
     const hash = createHash('md5').update(dataString).digest('hex').slice(0, 8);
 
-    // Store the mapping in the database
-    storeFeedMapping(hash, slugs, lang);
+    // Store the mapping in Vercel KV
+    await storeFeedMapping(hash, slugs, lang);
 
     return new Response(JSON.stringify({ feedId: hash }), {
       status: 200,
@@ -27,7 +27,8 @@ export const POST: APIRoute = async ({ request }) => {
       }
     });
   } catch (error) {
-    return new Response("Invalid request", { status: 400 });
+    console.error('Error creating feed:', error);
+    return new Response("Internal server error", { status: 500 });
   }
 };
 
diff --git a/src/pages/rss/[feedId].xml.ts b/src/pages/rss/[feedId].xml.ts
index ae814c0..d589c17 100644
--- a/src/pages/rss/[feedId].xml.ts
+++ b/src/pages/rss/[feedId].xml.ts
@@ -10,7 +10,7 @@ export const GET: APIRoute = async ({ params }) => {
     return new Response("Feed ID not provided", { status: 400 });
   }
 
-  const mapping = getFeedMapping(feedId);
+  const mapping = await getFeedMapping(feedId);
   
   if (!mapping) {
     return new Response("Feed not found", { status: 404 });