1 files changed, 1 insertions, 1 deletions
diff --git a/io.c b/io.c
index b5aa6c6e32..7d9860992c 100644
--- a/io.c
+++ b/io.c
@@ -1598,7 +1598,7 @@ rb_io_seek_m(int argc, VALUE *argv, VALUE io)
  *     ios.pos = integer    -> integer
  *
  *  Seeks to the given position (in bytes) in <em>ios</em>.
- *  It is not guranteed that seeking to the right position when <em>ios</em>
+ *  It is not guaranteed that seeking to the right position when <em>ios</em>
  *  is textmode.
  *
  *     f = File.new("testfile")