diff --git a/make/rules-meson.mk b/make/rules-meson.mk
index 11d91ba3..9c5d1f3a 100644
--- a/make/rules-meson.mk
+++ b/make/rules-meson.mk
@@ -31,7 +31,7 @@ $$(OBJ)/.$(1)-configure$(3): $$($(2)_SRC)/meson.build
 $$(OBJ)/.$(1)-build$(3):
 	@echo ":: building $(3)bit $(1)..." >&2
 	env $$($(2)_ENV$(3)) \
-	ninja -C "$$($(2)_OBJ$(3))" install
+	ninja $$(filter -j%,$$(MAKEFLAGS)) -C "$$($(2)_OBJ$(3))" install
 	touch $$@
 endif
 endef