diff --git a/boot/barebox/barebox.mk b/boot/barebox/barebox.mk
index 764791d35f..294acbd4b5 100644
--- a/boot/barebox/barebox.mk
+++ b/boot/barebox/barebox.mk
@@ -30,7 +30,7 @@ BAREBOX_LICENSE_FILES = COPYING
 
 ifneq ($(call qstrip,$(BR2_TARGET_BAREBOX_CUSTOM_PATCH_DIR)),)
 define BAREBOX_APPLY_CUSTOM_PATCHES
-	$(APPLY_PATCHES) $(@D)
+	$(APPLY_PATCHES) $(@D) \
 		$(BR2_TARGET_BAREBOX_CUSTOM_PATCH_DIR) \*.patch
 endef