diff -r 66cf6a8318e4 -r 8df81df1cce4 make/data/tzdata/VERSION
--- a/make/data/tzdata/VERSION	Wed Jul 10 01:19:18 2019 -0700
+++ b/make/data/tzdata/VERSION	Wed Jul 10 05:12:23 2019 +0100
@@ -21,4 +21,4 @@
 # or visit www.oracle.com if you need additional information or have any
 # questions.
 #
-tzdata2018g
+tzdata2019a