diff --git a/lib/time/update.bash b/lib/time/update.bash
index 3ef1df582c..3ffadc2ab4 100755
--- a/lib/time/update.bash
+++ b/lib/time/update.bash
@@ -5,10 +5,11 @@
 
 # This script rebuilds the time zone files using files
 # downloaded from the ICANN/IANA distribution.
+# Consult http://www.iana.org/time-zones for the latest versions.
 
 # Versions to use.
-CODE=2015e
-DATA=2015e
+CODE=2015g
+DATA=2015g
 
 set -e
 rm -rf work
diff --git a/lib/time/zoneinfo.zip b/lib/time/zoneinfo.zip
index 73c30b4597..740d81988b 100644
Binary files a/lib/time/zoneinfo.zip and b/lib/time/zoneinfo.zip differ