diff --git a/preseed/debian/bookworm/preseed.cfg b/preseed/debian/bookworm/preseed.cfg
index f169263..485bfcf 100644
--- a/preseed/debian/bookworm/preseed.cfg
+++ b/preseed/debian/bookworm/preseed.cfg
@@ -36,7 +36,7 @@ d-i   localechooser/languagelist                  select      en
 ## Choose keyboard configuration
 d-i   console-tools/archs                         string      skip-config
 d-i   console-keymaps-at/keymap                   select      fr-latin9
-d-i   keyboard-configuration/xkb-keymap           select      French
+d-i   keyboard-configuration/xkb-keymap           select      fr
 
 ################################################################## ]]]
 ### Network configuration [[[
diff --git a/preseed/debian/bookworm/preseed.gnome.uefi.cfg b/preseed/debian/bookworm/preseed.gnome.uefi.cfg
index 02a5d75..7b037d1 100644
--- a/preseed/debian/bookworm/preseed.gnome.uefi.cfg
+++ b/preseed/debian/bookworm/preseed.gnome.uefi.cfg
@@ -32,7 +32,7 @@ d-i   localechooser/languagelist                  select      en
 ## Choose keyboard configuration
 d-i   console-tools/archs                         string      skip-config
 d-i   console-keymaps-at/keymap                   select      fr-latin9
-d-i   keyboard-configuration/xkb-keymap           select      French
+d-i   keyboard-configuration/xkb-keymap           select      fr
 
 ################################################################## ]]]
 ### Network configuration [[[