diff --git a/config.toml b/config.toml
index 9b9bab0..f3edb19 100644
--- a/config.toml
+++ b/config.toml
@@ -2,6 +2,8 @@ baseurl = "https://speedtech.it"
 title = "Information Technology Services"
 languageCode = "it"
 defaultContentLanguage = "it"
+theme = "lean"
+themesDir = "themes"
 
 # Define the number of posts per page
 paginate = 5
diff --git a/layouts/_default/baseof.html b/themes/lean/layouts/_default/baseof.html
similarity index 100%
rename from layouts/_default/baseof.html
rename to themes/lean/layouts/_default/baseof.html
diff --git a/layouts/_default/list.html b/themes/lean/layouts/_default/list.html
similarity index 100%
rename from layouts/_default/list.html
rename to themes/lean/layouts/_default/list.html
diff --git a/layouts/_default/single.html b/themes/lean/layouts/_default/section.html
similarity index 100%
rename from layouts/_default/single.html
rename to themes/lean/layouts/_default/section.html
diff --git a/themes/lean/layouts/_default/single.html b/themes/lean/layouts/_default/single.html
new file mode 100644
index 0000000..e69de29
diff --git a/layouts/shortcodes/columns.html b/themes/lean/layouts/shortcodes/columns.html
similarity index 100%
rename from layouts/shortcodes/columns.html
rename to themes/lean/layouts/shortcodes/columns.html
diff --git a/layouts/shortcodes/rawhtml.html b/themes/lean/layouts/shortcodes/rawhtml.html
similarity index 100%
rename from layouts/shortcodes/rawhtml.html
rename to themes/lean/layouts/shortcodes/rawhtml.html
diff --git a/themes/lean/theme.toml b/themes/lean/theme.toml
new file mode 100644
index 0000000..fa03ac0
--- /dev/null
+++ b/themes/lean/theme.toml
@@ -0,0 +1,14 @@
+name = "Lean"
+license = "GPL"
+licenselink = "https://github.com/devcows/hugo-universal-theme/blob/master/LICENSE"
+description = "A lean theme to create static websites with Hugo"
+homepage = "https://forgejo.speedtech.it/hugo-lean-theme"
+tags = ["blog", "company", "portfolio", "projects", "minimal", "responsive"]
+features = ["blog", "themes", "disqus", "minimal", "responsive"]
+theme = "lean"
+themesDir = "themes"
+
+[author]
+    name = "Roberto Gerola"
+    homepage = "https://speedtech.it"
+