diff --git a/time.c b/time.c
index 1a08d0a54c..d9e446b45d 100644
--- a/time.c
+++ b/time.c
@@ -4851,7 +4851,7 @@ time_load(VALUE klass, VALUE str)
  *  with each other -- times that are apparently equal when displayed may be
  *  different when compared.
  *
- *  Current implemetation uses a signed 63 bit integer, Bignum or Rational.
+ *  Since Ruby 1.9.2, Time implementation uses a signed 63 bit integer, Bignum or Rational.
  *  The integer is a number of nanoseconds since the _Epoch_ which can
  *  represent 1823-11-12 to 2116-02-20.
  *  When Bignum or Rational is used (before 1823, after 2116, under nanosecond),