diff --git a/build/scripts/wrs_build_gateware b/build/scripts/wrs_build_gateware
index 0ae06b44bae72045fefdfef1be37237fc133f121..44a68dc6a2456a05f1a5bec1b3a1cc7f57f6ba85 100755
--- a/build/scripts/wrs_build_gateware
+++ b/build/scripts/wrs_build_gateware
@@ -25,5 +25,6 @@ else
 	tarname="wrs-gw-v7.0-20240610.tar.gz"
 	wrs_echo "Using pre-built binaries from $tarname"
 	wrs_download $tarname
-	tar xzf $WRS_DOWNLOAD_DIR/$tarname -C $FWDIR
+	# extract only 8p_mb-LX240T.bin 18p_mb-LX240T.bin from $tarname
+	tar xzf $WRS_DOWNLOAD_DIR/$tarname -C $FWDIR 8p_mb-LX240T.bin 18p_mb-LX240T.bin
 fi