diff --git a/portage/make.conf b/portage/make.conf
index a5f81e9..a6c24a9 100644
--- a/portage/make.conf
+++ b/portage/make.conf
@@ -3,7 +3,7 @@
 # Copyright 2022-2023 Inference
 # SPDX-License-Identifier: BSD-3-Clause-Clear
 
-# Version: 2.6.0.14
+# Version: 2.7.0.15
 
 
 # System
@@ -25,6 +25,7 @@ GENTOO_MIRRORS="rsync://mirror.bytemark.co.uk/gentoo/ rsync://rsync.mirrorservic
 
 ## Emerge
 BINPKG_COMPRESS="zstd"
+BINPKG_COMPRESS_FLAGS="-7"
 CLEAN_DELAY="10"
 EMERGE_DEFAULT_OPTS="--ask --jobs 1 --load-average 5 --verbose"
 FEATURES="buildpkg ipc-sandbox network-sandbox pid-sandbox sandbox"