diff --git a/ChangeLog b/ChangeLog
index 1c425e2aa2..ebe36d36d5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sun Aug 21 17:49:53 2011  Kazuki Tsujimoto  <kazuki@callcc.net>
+
+	* iseq.c (iseq_s_disasm): remove variable which is no longer used
+	  since r33013.
+
 Sun Aug 21 14:20:58 2011  Naohisa Goto  <ngotogenome@gmail.com>
 
 	* configure.in: use LD_LIBRARY_PATH_64 on 64-bit Solaris.
diff --git a/iseq.c b/iseq.c
index 9737d615c1..7b83b9e6db 100644
--- a/iseq.c
+++ b/iseq.c
@@ -1028,7 +1028,6 @@ iseq_s_disasm(VALUE klass, VALUE body)
 
     if (rb_obj_is_proc(body)) {
 	rb_proc_t *proc;
-	VALUE iseqval;
 	GetProcPtr(body, proc);
 	iseq = proc->block.iseq;
 	if (RUBY_VM_NORMAL_ISEQ_P(iseq)) {