diff --git a/meta/classes-recipe/barebox.bbclass b/meta/classes-recipe/barebox.bbclass
index ece8fb6485..73615999aa 100644
--- a/meta/classes-recipe/barebox.bbclass
+++ b/meta/classes-recipe/barebox.bbclass
@@ -16,6 +16,8 @@ DEPENDS += "bison-native flex-native lz4-native"
 
 S = "${UNPACKDIR}/barebox-${PV}"
 B = "${WORKDIR}/build"
+KBUILD_OUTPUT = "${B}"
+OE_TERMINAL_EXPORTS += "KBUILD_OUTPUT"
 
 require conf/image-uefi.conf