index 1b714a8..00d2c09 100644
--- a/Makefile
+++ b/Makefile
-@@ -437,7 +437,7 @@ INSTALL: ALL install date.1
- cp date $(DESTDIR)$(BINDIR)/.
- cp -f date.1 $(DESTDIR)$(MANDIR)/man1/.
-
+@@ -587,7 +587,7 @@ INSTALL: ALL install date.1
+ # Otherwise, use $(VERSION) unless it is "unknown" and there is already
+ # a 'version' file, in which case reuse the existing 'version' contents
+ # and append "-dirty" if the contents do not already end in "-dirty".
-version: $(VERSION_DEPS)
+version:
{ (type git) >/dev/null 2>&1 && \
-# From https://mm.icann.org/pipermail/tz-announce/2020-April/000058.html
-sha512 5235d6590e844491df32375857f5f36ba0046f2d21a078375188dff79b125cf9b69136a0a431624de1ecfa9d53b62a232f0e6ee0b734294cec62b670e6265cb2 tzcode2020a.tar.gz
+# From https://mm.icann.org/pipermail/tz-announce/2020-December/000064.html
+sha512 5f6bf1b508434842eb9dacacc744b5f3375c35b88e401ef372b5fde80ad2f523484fe52a6e99460e402230406ebf6a9261a97efde45a610f8e8085893d55c4ed tzcode2020f.tar.gz
# Locally computed:
sha256 0613408568889f5739e5ae252b722a2659c02002839ad970a63dc5e9174b27cf LICENSE
#
################################################################################
-ZIC_VERSION = 2020a
+ZIC_VERSION = 2020f
ZIC_SOURCE = tzcode$(ZIC_VERSION).tar.gz
ZIC_SITE = https://www.iana.org/time-zones/repository/releases
ZIC_STRIP_COMPONENTS = 0