1 files changed, 2 insertions, 1 deletions

diff --git a/SPEC.rdoc b/SPEC.rdoc
index 703ff5cd..48cd99d6 100644
--- a/SPEC.rdoc
+++ b/SPEC.rdoc
@@ -166,7 +166,8 @@ The input stream must respond to +gets+, +each+, and +read+.
   If +buffer+ is given, then the read data will be placed
   into +buffer+ instead of a newly created String object.
 * +each+ must be called without arguments and only yield Strings.
-* +close+ must never be called on the input stream.
+* +close+ can be called on the input stream to indicate that the
+any remaining input is not needed.
 
 === The Error Stream