diff -Nrup a/Makefile b/Makefile
--- a/Makefile 2020-10-13 15:58:12.000000000 -0400
+++ b/Makefile 2020-10-13 16:03:09.461302282 -0400
@@ -60,7 +60,7 @@ LOCALTIME= GMT
# make zonenames
# to get a list of the values you can use for POSIXRULES.
-POSIXRULES= -
+POSIXRULES= America/New_York
# Also see TZDEFRULESTRING below, which takes effect only
# if the time zone files cannot be accessed.
Binary files a/tzdata2020b-rearguard.tar.gz and b/tzdata2020b-rearguard.tar.gz differ