diff --git a/ChangeLog b/ChangeLog
index c77c0f7688..4208375ee8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Tue Aug 12 23:16:09 2008  Tanaka Akira  <akr@fsij.org>
+
+	* string.c (rb_str_splice_0): call rb_str_drop_bytes, not rb_str_drop.
+
 Tue Aug 12 19:11:05 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* tool/make-snapshot: fix for enc.mk.
diff --git a/string.c b/string.c
index 6742e04a11..d71425d1ac 100644
--- a/string.c
+++ b/string.c
@@ -2861,7 +2861,7 @@ static void
 rb_str_splice_0(VALUE str, long beg, long len, VALUE val)
 {
     if (beg == 0 && RSTRING_LEN(val) == 0) {
-	rb_str_drop(str, len);
+	rb_str_drop_bytes(str, len);
 	OBJ_INFECT(str, val);
 	return;
     }