diff --git a/python_modules/conf.py b/python_modules/conf.py
index 2142e9ba..bff8ed7c 100644
--- a/python_modules/conf.py
+++ b/python_modules/conf.py
@@ -287,6 +287,7 @@ lbset_deb32 = ('lb config --mode debian --distribution bookworm'
 
 lbset_deb64 = ('lb config --mode debian --distribution bookworm'
                #' --archive-areas "main contrib non-free non-free-firmware"'
+               ' --archive-areas "non-free-firmware"'
                ' --architectures amd64 --linux-flavours amd64'
                ' --apt-recommends true --binary-images iso-hybrid'
                ' --security true'