diff --git a/ChangeLog b/ChangeLog
index 558808353b..b794f6555a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Sep  7 00:28:25 2007  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* io.c (rb_io_getc): forgot to commit rb_enc_mbclen() fix.
+
 Thu Sep  6 22:57:01 2007  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* lib/fileutils.rb (FileUtils::Entry_::copy): prevent self copy of
diff --git a/io.c b/io.c
index cc086a8f97..b299689a38 100644
--- a/io.c
+++ b/io.c
@@ -2094,7 +2094,7 @@ rb_io_getc(VALUE io)
     if (io_fillbuf(fptr) < 0) {
 	return Qnil;
     }
-    n = rb_enc_mbclen(fptr->rbuf+fptr->rbuf_off, enc);
+    n = rb_enc_mbclen(fptr->rbuf+fptr->rbuf_off, fptr->rbuf+fptr->rbuf_len, enc);
     if (n < fptr->rbuf_len) {
 	str = rb_str_new(fptr->rbuf+fptr->rbuf_off, n);
 	fptr->rbuf_off += n;
diff --git a/version.h b/version.h
index 389c0d4bc0..af00af7066 100644
--- a/version.h
+++ b/version.h
@@ -1,7 +1,7 @@
 #define RUBY_VERSION "1.9.0"
-#define RUBY_RELEASE_DATE "2007-09-06"
+#define RUBY_RELEASE_DATE "2007-09-07"
 #define RUBY_VERSION_CODE 190
-#define RUBY_RELEASE_CODE 20070906
+#define RUBY_RELEASE_CODE 20070907
 #define RUBY_PATCHLEVEL 0
 
 #define RUBY_VERSION_MAJOR 1
@@ -9,7 +9,7 @@
 #define RUBY_VERSION_TEENY 0
 #define RUBY_RELEASE_YEAR 2007
 #define RUBY_RELEASE_MONTH 9
-#define RUBY_RELEASE_DAY 6
+#define RUBY_RELEASE_DAY 7
 
 #ifdef RUBY_EXTERN
 RUBY_EXTERN const char ruby_version[];