diff --git a/README.md b/README.md
index 75740f1..33b1e30 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,8 @@ $> npm run deploy
 ```shell script
 # Log in to npm
 $> npm login
+# Build before publishing
+$> npm run prepare
 # Push to npm
 $> npm publish --access public
 ```
diff --git a/package-lock.json b/package-lock.json
index 6ee9d10..0021d44 100644
Binary files a/package-lock.json and b/package-lock.json differ
diff --git a/package.json b/package.json
index cece9d6..194fedf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@fwdekker/template",
-    "version": "0.0.20",
+    "version": "0.0.21",
     "description": "The base template for pages on fwdekker.com.",
     "author": "Felix W. Dekker (https://fwdekker.com)",
     "license": "MIT",
@@ -29,8 +29,8 @@
         "normalize.css": "^8.0.1"
     },
     "devDependencies": {
-        "css-loader": "^4.2.0",
-        "grunt": "^1.2.1",
+        "css-loader": "^4.3.0",
+        "grunt": "^1.3.0",
         "grunt-cli": "^1.3.2",
         "grunt-contrib-clean": "^2.0.0",
         "grunt-contrib-watch": "^1.1.0",
diff --git a/src/main/js/Template.js b/src/main/js/Template.js
index c224c70..5fc9662 100644
--- a/src/main/js/Template.js
+++ b/src/main/js/Template.js
@@ -110,21 +110,33 @@ export const header = function ({title, description}) {
 /**
  * Creates a footer element with the given data.
  *
- * @param [author] {string} the author
- * @param [authorURL] {string} the URL to link the author's name to
- * @param [license] {string} the type of license
- * @param [licenseURL] {string} the URL to the license file
- * @param [vcs] {string} the type of version control
- * @param [vcsURL] {string} the URL to the repository
- * @param [version] {string} the page version
+ * @param [author] {string|undefined} the author
+ * @param [authorURL] {string|undefined} the URL to link the author's name to
+ * @param [license] {string|undefined} the type of license
+ * @param [licenseURL] {string|undefined} the URL to the license file
+ * @param [vcs] {string|undefined} the type of version control
+ * @param [vcsURL] {string|undefined} the URL to the repository
+ * @param [version] {string|undefined} the page version
+ * @param [privacyPolicyURL] {string|null|undefined} the URL to the privacy policy, or `null` if there should be no
+ * privacy policy, or `undefined` if the default privacy policy should be used
  * @returns {HTMLElement} a footer element
  */
-export const footer = function ({author, authorURL, license, licenseURL, vcs, vcsURL, version}) {
+export const footer = function (
+    {
+        author, authorURL, license, licenseURL, vcs, vcsURL, version,
+        privacyPolicyURL = undefined
+    }) {
     return h("footer.footer",
         h("section.container",
             footerLink("Made by ", author, authorURL, ". "),
             footerLink("Licensed under the ", license, licenseURL, ". "),
             footerLink("Source code available on ", vcs, vcsURL, ". "),
+            footerLink(
+                "Consider reading the ",
+                privacyPolicyURL === null ? undefined : "privacy policy",
+                privacyPolicyURL === undefined ? "https://fwdekker.com/privacy/" : privacyPolicyURL,
+                ". "
+            ),
             h("div", version || "", {style: {"float": "right"}})
         )
     );