diff --git a/build.config.gki.aarch64 b/build.config.gki.aarch64
index e8c0aef7756f..43be0bf052b7 100644
--- a/build.config.gki.aarch64
+++ b/build.config.gki.aarch64
@@ -25,3 +25,7 @@ TRIM_NONLISTED_KMI=1
 KMI_SYMBOL_LIST_STRICT_MODE=${KMI_SYMBOL_LIST_STRICT_MODE:-1}
 MODULES_ORDER=android/gki_aarch64_modules
 KMI_ENFORCED=1
+
+if [ -n "${GKI_DEFCONFIG_FRAGMENT}" ]; then
+source ${GKI_DEFCONFIG_FRAGMENT}
+fi