--- old/make/Main.gmk	2019-07-24 15:18:11.000000000 -0700
+++ new/make/Main.gmk	2019-07-24 15:18:11.000000000 -0700
@@ -77,6 +77,10 @@
 
 interim-cldrconverter:
 	+($(CD) $(TOPDIR)/make && $(MAKE) $(MAKE_ARGS) -f CopyInterimCLDRConverter.gmk)
+ 
+interim-tzdb:
+	+($(CD) $(TOPDIR)/make && $(MAKE) $(MAKE_ARGS) -f CopyInterimTZDB.gmk)
+
 
 buildtools-jdk:
 	+($(CD) $(TOPDIR)/make && $(MAKE) $(MAKE_ARGS) -f CompileToolsJdk.gmk)
@@ -88,7 +92,7 @@
 	+($(CD) $(TOPDIR)/make && $(MAKE) $(MAKE_ARGS) -f CompileToolsHotspot.gmk)
 
 ALL_TARGETS += buildtools-langtools interim-langtools \
-    interim-rmic interim-cldrconverter buildtools-jdk buildtools-modules \
+    interim-rmic interim-cldrconverter interim-tzdb buildtools-jdk buildtools-modules \
     buildtools-hotspot
 
 ################################################################################
@@ -648,7 +652,7 @@
 
   interim-langtools: $(INTERIM_LANGTOOLS_GENSRC_TARGETS)
 
-  buildtools-jdk: interim-langtools interim-cldrconverter
+  buildtools-jdk: interim-langtools interim-cldrconverter interim-tzdb
 
   buildtools-hotspot: interim-langtools