diff --git a/scripts/build-image-common.sh b/scripts/build-image-common.sh
index 27c48cb353abd5142316b8e44fab3cef8539b99e..8eb0fc03d0e171ed934d38476d888ebb782ccb71 100644
--- a/scripts/build-image-common.sh
+++ b/scripts/build-image-common.sh
@@ -296,7 +296,7 @@ update_firmware_app(){
     fi
     ######## firmware-nonfree
     if [[ ! -d firmware-nonfree ]]; then
-        git clone --depth=1 https://github.com/RPi-Distro/firmware-nonfree
+        git clone --depth=1 -b buster https://github.com/RPi-Distro/firmware-nonfree
         if [[ $? -eq 0 ]]; then
             LOG "clone firmware-nonfree done."
         else