diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 1827bc1db1e98..78f9cf73d96b2 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -285,7 +285,7 @@ rust_common_cmd = \
 	-Zallow-features=$(rust_allowed_features) \
 	-Zcrate-attr=no_std \
 	-Zcrate-attr='feature($(rust_allowed_features))' \
-	--extern alloc --extern kernel \
+	-Zunstable-options --extern force:alloc --extern kernel \
 	--crate-type rlib -L $(objtree)/rust/ \
 	--crate-name $(basename $(notdir $@)) \
 	--out-dir $(dir $@) --emit=dep-info=$(depfile)