diff --git a/Makefile b/Makefile
index 0a1498e..e3f8333 100644
--- a/Makefile
+++ b/Makefile
@@ -53,7 +53,7 @@ update: $(OBJECTS)
 %.done: %.sql
 	@echo "*** $< ***"
 	@csum=$$(md5sum $< | sed 's/ .*//') ; \
-	  cat $< | docker exec -i $$PG_CONTAINER psql -U $$PGUSER -d $$PGDATABASE -vcsum=$$csum -vACME_DOMAIN=$(ACME_DOMAIN) > $@
+	  cat $< | docker exec -i $$PG_CONTAINER psql -U $$PGUSER -d $$PGDATABASE -vcsum=$$csum -vACME_DOMAIN=$(ACME_DOMAIN) -vNSERVER=$(NSERVER) > $@
 
 ## Load updated zone files via psql connection
 update-direct: $(CFG) $(OBJECTSDIRECT)