diff --git a/config/collections/index.js b/config/collections/index.js
index d1c54c6b..f2d48859 100644
--- a/config/collections/index.js
+++ b/config/collections/index.js
@@ -20,7 +20,7 @@ const tagsToHashtags = (tags) => {
     }).join('')
     return '#' + hashtag
   })
-  return hashtags.join(' ');
+  return hashtags.join(' ')
 }
 
 export const popularPosts = (collection) => {
@@ -53,9 +53,37 @@ export const processContent = (collection) => {
     if (!parsedDate.isValid) parsedDate = DateTime.fromFormat(date, 'yyyy-MM-dd')
     if (!parsedDate.isValid) parsedDate = DateTime.fromFormat(date, 'MM/dd/yyyy')
     if (!parsedDate.isValid) parsedDate = DateTime.fromFormat(date, 'dd-MM-yyyy')
-    return parsedDate.isValid ? parsedDate.toISO() : null
+    return parsedDate.isValid ? parsedDate : null
   }
 
+  const addSiteMapContent = (items, getTitle, getDate) => {
+    const addedUrls = new Set()
+
+    if (items) {
+      items.forEach((item) => {
+        let url
+        if (item?.['url']) url = item['url']
+        if (item?.['permalink']) url = item['permalink']
+        if (item?.['slug']) url = item['slug']
+        if (!url || addedUrls.has(url)) return
+
+        const parsedDate = getDate ? parseDate(getDate(item)) : null
+        const formattedDate = parsedDate ? parsedDate.toFormat("yyyy-MM-dd'T'HH:mm:ssZZ") : null
+
+        const content = {
+          url,
+          title: getTitle(item),
+          date: formattedDate
+        }
+        siteMapContent.push(content)
+        addedUrls.add(url)
+      })
+    }
+  }
+
+  const movieData = movies['movies'].filter((movie) => movie['review']?.length && movie['rating'])
+  const bookData = books.all.filter((book) => book['review']?.length && book['rating'])
+
   const addItemToIndex = (items, icon, getUrl, getTitle, getTags) => {
     if (items) {
       items.forEach((item) => {
@@ -101,31 +129,6 @@ export const processContent = (collection) => {
     }
   }
 
-  const addSiteMapContent = (items, getTitle, getDate) => {
-    const addedUrls = new Set()
-
-    if (items) {
-      items.forEach((item) => {
-        let url
-        if (item?.['url']) url = item['url']
-        if (item?.['permalink']) url = item['permalink']
-        if (item?.['slug']) url = item['slug']
-        if (!url || addedUrls.has(url)) return
-
-        const content = {
-          url,
-          title: getTitle(item),
-          date: getDate ? parseDate(getDate(item)) : null
-        }
-        siteMapContent.push(content)
-        addedUrls.add(url)
-      })
-    }
-  }
-
-  const movieData = movies['movies'].filter((movie) => movie['review']?.length && movie['rating'])
-  const bookData = books.all.filter((book) => book['review']?.length && book['rating'])
-
   addItemToIndex(posts, '📝', (item) => new URL(item['slug'], BASE_URL).toString(), (item) => item['title'], (item) => item['tags'])
   addItemToIndex(links, '🔗', (item) => item['link'], (item) => item['title'], (item) => item['tags'])
   if (movieData) addItemToIndex(movieData, '🎥', (item) => item['url'], (item) => `${item['title']} (${item['rating']})`, (item) => item['tags'])
diff --git a/package-lock.json b/package-lock.json
index ae8b107f..caecd73e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "coryd.dev",
-  "version": "20.12.6",
+  "version": "20.12.7",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "coryd.dev",
-      "version": "20.12.6",
+      "version": "20.12.7",
       "license": "MIT",
       "dependencies": {
         "@cdransf/api-text": "^1.4.0",
@@ -2586,9 +2586,9 @@
       "license": "BSD-3-Clause"
     },
     "node_modules/morphdom": {
-      "version": "2.7.3",
-      "resolved": "https://registry.npmjs.org/morphdom/-/morphdom-2.7.3.tgz",
-      "integrity": "sha512-rvGK92GxSuPEZLY8D/JH07cG3BxyA+/F0Bxg32OoGAEFFhGWA3OqVpqPZlOgZTCR52clXrmz+z2pYSJ6gOig1w==",
+      "version": "2.7.4",
+      "resolved": "https://registry.npmjs.org/morphdom/-/morphdom-2.7.4.tgz",
+      "integrity": "sha512-ATTbWMgGa+FaMU3FhnFYB6WgulCqwf6opOll4CBzmVDTLvPMmUPrEv8CudmLPK0MESa64+6B89fWOxP3+YIlxQ==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index 6cf767ec..0c1331c7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "coryd.dev",
-  "version": "20.12.6",
+  "version": "20.12.7",
   "description": "The source for my personal site. Built using 11ty (and other tools).",
   "type": "module",
   "scripts": {
diff --git a/src/pages/meta/sitemap.liquid b/src/pages/meta/sitemap.liquid
index 131bb639..bc2e9cf9 100644
--- a/src/pages/meta/sitemap.liquid
+++ b/src/pages/meta/sitemap.liquid
@@ -7,7 +7,7 @@ eleventyExcludeFromCollections: true
   {% for page in collections.siteMap %}
     <url>
       <loc>{{ globals.url }}{{ page.url }}</loc>
-      <lastmod>{{ page.date | date: '%Y-%m-%d' }}</lastmod>
+      <lastmod>{{ page.date | date: '%Y-%m-%dT%H:%M:%S%:z' }}</lastmod>
       <changefreq>{% if page.data.changeFreq %}{{ page.data.changeFreq }}{% else %}monthly{% endif %}</changefreq>
       <priority>{% if page.data.priority %}{{ page.data.priority }}{% else %}0.5{% endif %}</priority>
     </url>