diff --git a/ChangeLog b/ChangeLog
index 7f0d1cc112..dbeb956f4a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Sun Nov 11 08:45:45 2012  Martin Duerst  <duerst@it.aoyama.ac.jp>
+
+	* ruby.c: removed a comma before "before"
+
 Sat Nov 10 23:02:31 2012  Narihiro Nakamura  <authornari@gmail.com>
 
 	* gc.c: move immutable fields from struct heaps_slot and struct
diff --git a/ruby.c b/ruby.c
index 8654f878e4..89d535a6d7 100644
--- a/ruby.c
+++ b/ruby.c
@@ -150,7 +150,7 @@ usage(const char *name, int help)
 	M("-0[octal]",	   "",			   "specify record separator (\\0, if no argument)"),
 	M("-a",		   "",			   "autosplit mode with -n or -p (splits $_ into $F)"),
 	M("-c",		   "",			   "check syntax only"),
-	M("-Cdirectory",   "",			   "cd to directory, before executing your script"),
+	M("-Cdirectory",   "",			   "cd to directory before executing your script"),
 	M("-d",		   ", --debug",		   "set debugging flags (set $DEBUG to true)"),
 	M("-e 'command'",  "",			   "one line of script. Several -e's allowed. Omit [programfile]"),
 	M("-Eex[:in]",     ", --encoding=ex[:in]", "specify the default external and internal character encodings"),