diff --git a/make.conf/00common b/make.conf/00common
index 34010fa..5ca36bb 100644
--- a/make.conf/00common
+++ b/make.conf/00common
@@ -2,10 +2,9 @@ RUSTFLAGS="-C target-cpu=native -C opt-level=3 -C linker=clang -C link-arg=-fuse
 
 PORTAGE_STRIP_FLAGS="--strip-unneeded -N __gentoo_check_ldflags__ -R .GCC.command.line"
 
-# clang llvm-libunwind
 USE="dist-kernel llvm-libunwind lto zstd"
 USE="${USE} pulseaudio"
-USE="${USE} -gpm -systemd -wayland"
+USE="${USE} -cups -gpm -systemd -wayland"
 
 
 # PYTHON_TARGETS="python3_11 python3_12"
diff --git a/package.accept_keywords/firefox b/package.accept_keywords/firefox
index eb9bfce..c3742c4 100644
--- a/package.accept_keywords/firefox
+++ b/package.accept_keywords/firefox
@@ -1,3 +1,3 @@
 www-client/firefox:rapid ~amd64
 
-=dev-libs/nss-3.103 ~amd64
+=dev-libs/nss-3.105 ~amd64
diff --git a/package.use/qemu b/package.use/qemu
new file mode 100644
index 0000000..903cbe4
--- /dev/null
+++ b/package.use/qemu
@@ -0,0 +1 @@
+app-emulation/qemu io-uring jemalloc
diff --git a/package.use/x11 b/package.use/x11
new file mode 100644
index 0000000..4ea765a
--- /dev/null
+++ b/package.use/x11
@@ -0,0 +1 @@
+x11-base/xorg-server xcsecurity