diff --git a/make/plugin.mk b/make/plugin.mk
index f17d219a..aa58a801 100644
--- a/make/plugin.mk
+++ b/make/plugin.mk
@@ -7,6 +7,7 @@ include $(MODDIR)/make/defs.mk
 include $(MODDIR)/make/plugin-defs.mk
 include $(MODDIR)/make/rules.mk
 include $(MODDIR)/make/depend.mk
+include $(MODDIR)/make/backup.mk
 
 LOCAL_CPPFLAGS += -D_PLUGIN
 LOCAL_CFLAGS   += -D_PLUGIN
diff --git a/make/tools.mk b/make/tools.mk
index 5b92d6d6..830bba58 100644
--- a/make/tools.mk
+++ b/make/tools.mk
@@ -6,6 +6,7 @@
 include $(MODDIR)/make/defs.mk
 include $(MODDIR)/make/targets-tools.mk
 include $(MODDIR)/make/depend.mk
+include $(MODDIR)/make/backup.mk
 
 all: all.done