diff --git a/tools/tools/locale/README b/tools/tools/locale/README
index 31e8bc69cadf..35830fa173ff 100644
--- a/tools/tools/locale/README
+++ b/tools/tools/locale/README
@@ -6,13 +6,18 @@ Tools needed: java, perl, devel/p5-Tie-IxHash, converters/p5-Text-Iconv and
 textproc/p5-XML-Parser
 
 fetch cldr data from: http://cldr.unicode.org
-extract in a directory ~/unicode/cldr/v27.0.1 for example
+extract in a directory ~/unicode/cldr/v30.0.3 for example
 fetch unidata from http://www.unicode.org/Public/zipped/ (latest version)
-extract in a directory ~/unicode/UNIDATA/8.0.0 for example
+extract in a directory ~/unicode/UNIDATA/9.0.0 for example
+
+Note that the prebuilt cldr tools are not working on freebsd, it needs to
+be rebuilt:
+cd $CLDRDIR/tools/java
+ant build
 
 either modify tools/tools/locales/etc/unicode.conf or export variables:
-CLDRDIR="~/unicode/cldr/v27.0.1"
-UNIDATADIR="~/unicode/UNIDATA/8.0.0"
+CLDRDIR="~/unicode/cldr/v30.0.3"
+UNIDATADIR="~/unicode/UNIDATA/9.0.0"
 
 run:
 make POSIX