diff --git a/package.json b/package.json
index f6ab1274e6..dcb629a331 100644
--- a/package.json
+++ b/package.json
@@ -93,6 +93,7 @@
     "date-fns": "^2.29.3",
     "date-fns-tz": "^1.3.7",
     "deepmerge": "^4.2.2",
+    "ejs": "^3.1.8",
     "express": "^4.17.1",
     "express-rate-limit": "^5.1.3",
     "fast-json-patch": "^3.0.0-1",
@@ -147,6 +148,7 @@
     "@ngtools/webpack": "^13.2.6",
     "@nguniversal/builders": "^13.1.1",
     "@types/deep-freeze": "0.1.2",
+    "@types/ejs": "^3.1.1",
     "@types/express": "^4.17.9",
     "@types/jasmine": "~3.6.0",
     "@types/js-cookie": "2.2.6",
diff --git a/server.ts b/server.ts
index 608c214076..ecbbb982d4 100644
--- a/server.ts
+++ b/server.ts
@@ -22,6 +22,7 @@ import 'rxjs';
 /* eslint-disable import/no-namespace */
 import * as morgan from 'morgan';
 import * as express from 'express';
+import * as ejs from 'ejs';
 import * as compression from 'compression';
 import * as expressStaticGzip from 'express-static-gzip';
 /* eslint-enable import/no-namespace */
@@ -136,10 +137,23 @@ export function app() {
     })(_, (options as any), callback)
   );
 
+  server.engine('ejs', ejs.renderFile);
+
   /*
    * Register the view engines for html and ejs
    */
   server.set('view engine', 'html');
+  server.set('view engine', 'ejs');
+
+  /**
+   * Serve the robots.txt ejs template, filling in the origin variable
+   */
+  server.get('/robots.txt', (req, res) => {
+    res.setHeader('content-type', 'text/plain');
+    res.render('assets/robots.txt.ejs', {
+      'origin': req.protocol + '://' + req.headers.host
+    });
+  });
 
   /*
    * Set views folder path to directory where template files are stored
diff --git a/src/robots.txt b/src/robots.txt.ejs
similarity index 97%
rename from src/robots.txt
rename to src/robots.txt.ejs
index 04cbb888e0..cd5e228b3a 100644
--- a/src/robots.txt
+++ b/src/robots.txt.ejs
@@ -1,7 +1,7 @@
 # The URL to the DSpace sitemaps
 # XML sitemap is listed first as it is preferred by most search engines
-Sitemap: /sitemap_index.xml
-Sitemap: /sitemap_index.html
+Sitemap: <%= origin %>/sitemap_index.xml
+Sitemap: <%= origin %>/sitemap_index.html
 
 ##########################
 # Default Access Group
diff --git a/webpack/webpack.common.ts b/webpack/webpack.common.ts
index 05db3b7abf..1a1ecfd6ef 100644
--- a/webpack/webpack.common.ts
+++ b/webpack/webpack.common.ts
@@ -47,8 +47,8 @@ export const copyWebpackOptions = {
       },
     },
     {
-      from: path.join(__dirname, '..', 'src', 'robots.txt'),
-      to: 'robots.txt'
+      from: path.join(__dirname, '..', 'src', 'robots.txt.ejs'),
+      to: 'assets/robots.txt.ejs'
     }
   ]
 };
diff --git a/yarn.lock b/yarn.lock
index 22eeefb309..d295861989 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2187,6 +2187,11 @@
   resolved "https://registry.yarnpkg.com/@types/deep-freeze/-/deep-freeze-0.1.2.tgz#68e5379291910e82c2f0d1629732163c2aa662cc"
   integrity sha512-M6x29Vk4681dght4IMnPIcF1SNmeEm0c4uatlTFhp+++H1oDK1THEIzuCC2WeCBVhX+gU0NndsseDS3zaCtlcQ==
 
+"@types/ejs@^3.1.1":
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/@types/ejs/-/ejs-3.1.1.tgz#29c539826376a65e7f7d672d51301f37ed718f6d"
+  integrity sha512-RQul5wEfY7BjWm0sYY86cmUN/pcXWGyVxWX93DFFJvcrxax5zKlieLwA3T77xJGwNcZW0YW6CYG70p1m8xPFmA==
+
 "@types/eslint-scope@^3.7.3":
   version "3.7.4"
   resolved "https://registry.yarnpkg.com/@types/eslint-scope/-/eslint-scope-3.7.4.tgz#37fc1223f0786c39627068a12e94d6e6fc61de16"
@@ -4712,7 +4717,7 @@ ee-first@1.1.1:
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
   integrity sha512-WMwm9LhRUo+WUaRN+vRuETqG89IgZphVSNkdFgeb6sS/E4OrDIN7t48CAewSHXc6C8lefD8KKfr5vY61brQlow==
 
-ejs@^3.1.5:
+ejs@^3.1.5, ejs@^3.1.8:
   version "3.1.8"
   resolved "https://registry.yarnpkg.com/ejs/-/ejs-3.1.8.tgz#758d32910c78047585c7ef1f92f9ee041c1c190b"
   integrity sha512-/sXZeMlhS0ArkfX2Aw780gJzXSMPnKjtspYZv+f3NiKLlubezAHDU5+9xz6gd3/NhG3txQCo6xlglmTS+oTGEQ==