1 files changed, 1 insertions, 1 deletions
diff --git a/io.c b/io.c
index 56745aa685..cab6d7f2ff 100644
--- a/io.c
+++ b/io.c
@@ -2748,7 +2748,7 @@ rb_io_getbyte(VALUE io)
  *  call-seq:
  *     ios.readbyte   => fixnum
  *
- *  Reads a character as with <code>IO#getc</code>, but raises an
+ *  Reads a byte as with <code>IO#getbyte</code>, but raises an
  *  <code>EOFError</code> on end of file.
  */