diff --git a/ChangeLog b/ChangeLog
index 0878c3dbb3..4526000ac7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,6 @@
-Fri Aug  8 16:03:32 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+Fri Aug  8 16:09:01 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* enc/trans/make_transdb.rb: fix for the case no transdirs are given.
 
 	* enc/trans/make_transdb.rb: converts only one transcoders for each
 	  basename.
diff --git a/enc/trans/make_transdb.rb b/enc/trans/make_transdb.rb
index aa69fc9007..6016db8b5b 100644
--- a/enc/trans/make_transdb.rb
+++ b/enc/trans/make_transdb.rb
@@ -9,7 +9,8 @@
 count = 0
 converters = {}
 outhdr = ARGV[0] || 'transdb.h'
-transdirs = ARGV[1..-1] || 'enc/trans'
+transdirs = ARGV[1..-1]
+transdirs << 'enc/trans' if transdirs.empty?
 files = {}
 transdirs.each do |transdir|
   Dir.open(transdir) {|d| d.grep(/.+\.[ch]\z/).reject {|n| /\.erb\.c\z/ =~ n }}.sort_by {|e|