1 files changed, 1 insertions, 0 deletions
diff --git a/ruby.c b/ruby.c
index 7feef787ff..20a2a9083c 100644
--- a/ruby.c
+++ b/ruby.c
@@ -108,6 +108,7 @@ usage(const char *name)
 	"-Cdirectory     cd to directory, before executing your script",
 	"-d              set debugging flags (set $DEBUG to true)",
 	"-e 'command'    one line of script. Several -e's allowed. Omit [programfile]",
+	"-Eencoding      specifies the character encoding for the program codes",
 	"-Fpattern       split() pattern for autosplit (-a)",
 	"-i[extension]   edit ARGV files in place (make backup if extension supplied)",
 	"-Idirectory     specify $LOAD_PATH directory (may be used more than once)",