diff --git a/.gitea/workflows/hugo.yaml b/.gitea/workflows/hugo.yaml
index 5ccc4b6..37c7673 100644
--- a/.gitea/workflows/hugo.yaml
+++ b/.gitea/workflows/hugo.yaml
@@ -33,6 +33,12 @@ jobs:
           submodules: recursive # Get submdules
           fetch-depth: 1 # Fetch all history for .GitInfo and .Lastmod
 
+      - name: Setup required tools (Hugo)
+        uses: https://github.com/jdx/mise-action@e79ddf65a11cec7b0e882bedced08d6e976efb2d # v3.6.2
+        with:
+          cache: false # no cache on gitea
+          github_token: ${{ secrets.GH_TOKEN }}
+
       - name: Create configuration for Matomo
         run: |
           cp themes/hugo-sustain/static/config.php.sample static/config.php
@@ -40,12 +46,6 @@ jobs:
           sed -i "s|__PROXY_URL__|${{ secrets.MATOMO_PROXY_URL }}|" static/config.php
           sed -i "s|__TOKEN_AUTH__|${{ secrets.MATOMO_TOKEN_AUTH }}|" static/config.php
 
-      - name: Setup Hugo
-        uses: https://github.com/peaceiris/actions-hugo@v3.0.0
-        with:
-          hugo-version: "0.155.3"
-          extended: true
-
       - name: Build website with Hugo
         run: hugo
 
diff --git a/config.toml b/config.toml
index 12a8b6b..e35bfb1 100755
--- a/config.toml
+++ b/config.toml
@@ -17,7 +17,6 @@ summaryLength = 50
 
 [params]
   avatar = "profile.png"
-  author = "Max Mehl"
   description = "Open Source expert with background in tech and policy. Focused on strategy, governance, and software supply chains. Building sustainable digital environments."
   keywords = "open source, free software, Deutsche Bahn, DB Systel, FSFE, management, campaign, communication, strategy, konstanz, berlin, munster, IT service, politics, administration, scouts, founder"
 
@@ -25,6 +24,9 @@ summaryLength = 50
   custom_css = ["comments/mastodon-comments.css"]
   custom_js  = ["comments/getcomments.js"]
 
+[params.author]
+  name = "Max Mehl"
+
 [params.social]
   Github        = "mxmehl"
   Git           = "https://src.mehl.mx/mxmehl"
diff --git a/mise.toml b/mise.toml
new file mode 100644
index 0000000..a1c5d1a
--- /dev/null
+++ b/mise.toml
@@ -0,0 +1,2 @@
+[tools]
+hugo-extended = "0.157.0"
diff --git a/themes/hugo-sustain/layouts/_default/rss.xml b/themes/hugo-sustain/layouts/_default/rss.xml
index ef7a711..9ac9c4c 100644
--- a/themes/hugo-sustain/layouts/_default/rss.xml
+++ b/themes/hugo-sustain/layouts/_default/rss.xml
@@ -1,28 +1,70 @@
-{{ printf "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\" ?>" | safeHTML }}
+{{- $authorEmail := "" }}
+{{- with site.Params.author }}
+  {{- if reflect.IsMap . }}
+    {{- with .email }}
+      {{- $authorEmail = . }}
+    {{- end }}
+  {{- end }}
+{{- end }}
+
+{{- $authorName := "" }}
+{{- with site.Params.author }}
+  {{- if reflect.IsMap . }}
+    {{- with .name }}
+      {{- $authorName = . }}
+    {{- end }}
+  {{- else }}
+    {{- $authorName  = . }}
+  {{- end }}
+{{- end }}
+
+{{- $pctx := . }}
+{{- if .IsHome }}{{ $pctx = .Site }}{{ end }}
+{{- $pages := slice }}
+{{- if or $.IsHome $.IsSection }}
+{{- $pages = $pctx.RegularPages }}
+{{- else }}
+{{- $pages = $pctx.Pages }}
+{{- end }}
+{{- $limit := .Site.Config.Services.RSS.Limit }}
+{{- if ge $limit 1 }}
+{{- $pages = $pages | first $limit }}
+{{- end }}
+{{- printf "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\" ?>" | safeHTML }}
 <rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/">
   <channel>
     <title>{{ if eq  .Title  .Site.Title }}{{ .Site.Title }}{{ else }}{{ .Site.Title }}{{ with .Title }} ({{.|humanize}}){{ end }}{{ end }}</title>
     <link>{{ .Permalink }}</link>
     <description>Recent content {{ if ne  .Title  .Site.Title }}{{ with .Title }}in {{.}} {{ end }}{{ end }}on {{ .Site.Title }}</description>
-    <generator>Hugo -- gohugo.io</generator>{{ with .Site.LanguageCode }}
-    <language>{{.}}</language>{{end}}{{ with .Site.Author.email }}
-    <managingEditor>{{.}}{{ with $.Site.Author.name }} ({{.}}){{end}}</managingEditor>{{end}}{{ with .Site.Author.email }}
-    <webMaster>{{.}}{{ with $.Site.Author.name }} ({{.}}){{end}}</webMaster>{{end}}{{ with .Site.Copyright }}
-    <copyright>{{.}}</copyright>{{end}}{{ if not .Date.IsZero }}
-    <lastBuildDate>{{ .Date.Format "Mon, 02 Jan 2006 15:04:05 -0700" | safeHTML }}</lastBuildDate>{{ end }}
-    {{ with .OutputFormats.Get "RSS" }}
-        {{ printf "<atom:link href=%q rel=\"self\" type=%q />" .Permalink .MediaType | safeHTML }}
-    {{ end }}
-    {{ range .Pages }}
+    <generator>Hugo</generator>
+    <language>{{ site.Language.LanguageCode }}</language>
+    {{- with $authorEmail }}
+    <managingEditor>{{.}}{{ with $authorName }} ({{ . }}){{ end }}</managingEditor>
+    {{- end }}
+    {{- with $authorEmail }}
+    <webMaster>{{ . }}{{ with $authorName }} ({{ . }}){{ end }}</webMaster>
+    {{- end }}
+    {{- with .Site.Copyright }}
+    <copyright>{{ . }}</copyright>
+    {{- end }}
+    {{- if not .Date.IsZero }}
+    <lastBuildDate>{{ (index $pages.ByLastmod.Reverse 0).Lastmod.Format "Mon, 02 Jan 2006 15:04:05 -0700" | safeHTML }}</lastBuildDate>
+    {{- end }}
+    {{- with .OutputFormats.Get "RSS" }}
+    {{ printf "<atom:link href=%q rel=\"self\" type=%q />" .Permalink .MediaType | safeHTML }}
+    {{- end }}
+    {{- range $pages }}
     <item>
       <title>{{ .Title }}</title>
       <link>{{ .Permalink }}</link>
       <pubDate>{{ .Date.Format "Mon, 02 Jan 2006 15:04:05 -0700" | safeHTML }}</pubDate>
-      {{ with .Site.Author.email }}<author>{{.}}{{ with $.Site.Author.name }} ({{.}}){{end}}</author>{{end}}
+      {{- with $authorEmail }}
+      <author>{{.}}{{ with $authorName }} ({{.}}){{end}}</author>
+      {{- end }}
       <guid>{{ .Permalink }}</guid>
-      <description>{{ .Summary | html }}</description>
-      <content:encoded>{{ .Content | html }}</content:encoded>
+      <description>{{ .Summary | transform.XMLEscape | safeHTML }}</description>
+      <content:encoded>{{ .Content | transform.XMLEscape | safeHTML }}</content:encoded>
     </item>
-    {{ end }}
+    {{- end }}
   </channel>
 </rss>
diff --git a/themes/hugo-sustain/layouts/partials/head.html b/themes/hugo-sustain/layouts/partials/head.html
index 95fa156..1deb62c 100644
--- a/themes/hugo-sustain/layouts/partials/head.html
+++ b/themes/hugo-sustain/layouts/partials/head.html
@@ -15,7 +15,7 @@
     <meta charset="utf-8" />
     <meta http-equiv="X-UA-Compatible" content="IE=edge" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
-    <meta name="author" content="{{ .Site.Params.Author }}" />
+    <meta name="author" content="{{ .Site.Params.Author.name }}" />
     {{ with .Site.Params.description }}<meta name="description" content="{{ . }}" />{{ end }}
     {{ with .Site.Params.keywords }}<meta name="keywords" content="{{ . }}" />{{ end }}
     <link rel="shortcut icon" type="image/x-icon" href="{{ .Site.BaseURL }}img/favicon.ico" />