diff --git a/features.in/build-vm/lib/90-build-vm.mk b/features.in/build-vm/lib/90-build-vm.mk
index ba4ba43f..2941f941 100644
--- a/features.in/build-vm/lib/90-build-vm.mk
+++ b/features.in/build-vm/lib/90-build-vm.mk
@@ -8,7 +8,7 @@ IMAGE_PACKAGES = $(DOT_BASE) \
 		 $(call list,$(BASE_LISTS) $(THE_LISTS))
 
 IMAGE_PACKAGES_REGEXP = $(THE_PACKAGES_REGEXP) \
-			$(BASE_PACKAGES_REGEXP)
+                        $(BASE_PACKAGES_REGEXP)
 
 # intermediate chroot archive
 VM_TARBALL := $(IMAGE_OUTDIR)/$(IMAGE_NAME).tar