diff --git a/web/components/Footer.tsx b/web/components/Footer.tsx
index 7b11493f..4f3dd425 100644
--- a/web/components/Footer.tsx
+++ b/web/components/Footer.tsx
@@ -1,13 +1,18 @@
+import getConfig from 'next/config'
 import CopyleftIcon from './CopyleftIcon'
 
 const Footer: React.FunctionComponent = () => {
+  const { publicRuntimeConfig } = getConfig()
+  const { modifiedDate, modifiedYear } = publicRuntimeConfig
   return (
     <div className="flex py-4 justify-center items-center">
       <div className="px-1">
         <CopyleftIcon width={20} height={20} />
       </div>
-      <div className="px-1 font-sans text-sm">
-        <p>{new Date().getFullYear()} Conky developers</p>
+      <div className="px-1 font-sans text-xs">
+        <p>
+          {modifiedYear} Conky developers, updated <code>{modifiedDate}</code>
+        </p>
       </div>
     </div>
   )
diff --git a/web/global.d.ts b/web/global.d.ts
new file mode 100644
index 00000000..5599f1f5
--- /dev/null
+++ b/web/global.d.ts
@@ -0,0 +1,12 @@
+declare module 'next/config' {
+  type ConfigTypes = () => {
+    publicRuntimeConfig: {
+      modifiedDate: string
+      modifiedYear: string
+    }
+  }
+
+  declare const getConfig: ConfigTypes
+
+  export default getConfig
+}
diff --git a/web/next.config.mjs b/web/next.config.mjs
new file mode 100644
index 00000000..8febd58a
--- /dev/null
+++ b/web/next.config.mjs
@@ -0,0 +1,13 @@
+// @ts-check
+
+/**
+ * @type {import('next').NextConfig}
+ */
+const nextConfig = {
+  publicRuntimeConfig: {
+    modifiedDate: new Date().toISOString(),
+    modifiedYear: new Date().getFullYear(),
+  },
+}
+
+export default nextConfig
diff --git a/web/tsconfig.json b/web/tsconfig.json
index 50bcb22f..724fc1dd 100644
--- a/web/tsconfig.json
+++ b/web/tsconfig.json
@@ -15,6 +15,6 @@
     "isolatedModules": true,
     "jsx": "preserve"
   },
-  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],
+  "include": ["next-env.d.ts", "global.d.ts", "**/*.ts", "**/*.tsx"],
   "exclude": ["node_modules"]
 }