diff --git a/docs/icons/cas_02_sn.svg b/overrides/.icons/cas_02_sn.svg
similarity index 100%
rename from docs/icons/cas_02_sn.svg
rename to overrides/.icons/cas_02_sn.svg
diff --git a/docs/icons/psi.svg b/overrides/.icons/psi.svg
similarity index 100%
rename from docs/icons/psi.svg
rename to overrides/.icons/psi.svg
diff --git a/zensical.toml b/zensical.toml
index 090d0b3d..3cb5fcc9 100644
--- a/zensical.toml
+++ b/zensical.toml
@@ -97,7 +97,7 @@ Copyright © 2026 Paul Scherrer Institut
 # Read more:
 # - https://zensical.org/docs/customization/#extending-the-theme
 #
-#custom_dir = "overrides"
+custom_dir = "overrides"
 
 # With the "favicon" option you can set your own image to use as the icon
 # browsers will use in the browser title bar or tab bar. The path provided
@@ -306,9 +306,13 @@ toggle.name = "Switch to light mode"
 # - https://zensical.org/docs/setup/logo-and-icons
 # - https://zensical.org/docs/authoring/icons-emojis/#search
 # ----------------------------------------------------------------------------
-#[project.theme]
+[project.markdown_extensions.pymdownx.emoji]
+emoji_index = "zensical.extensions.emoji.twemoji"
+emoji_generator = "zensical.extensions.emoji.to_svg"
+options.custom_icons = ["overrides/.icons"]
+
 [project.theme.icon]
-logo = "icons/cas_02_sn"
+logo = "cas_02_sn"
 #[project.theme.icon]
 #logo = "simple/linux"
 #repo = "simple/gitea"