diff --git a/ChangeLog b/ChangeLog
index acf017f056..eddd7caad0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu Feb 23 13:23:03 2006  Hirokazu Yamamoto  <ocean@m2.ccsnet.ne.jp>
+
+	* eval.c (SETUP_ARGS0): fixed memory corruption. [ruby-dev:28360]
+
 Wed Feb 22 21:16:55 2006  Tanaka Akira  <akr@m17n.org>
 
 	* lib/pathname.rb (Pathname#each_filename): use split_names properly.
diff --git a/eval.c b/eval.c
index 536e5abddc..284a27102c 100644
--- a/eval.c
+++ b/eval.c
@@ -2103,7 +2103,7 @@ copy_node_scope(NODE *node, NODE *rval)
 	if (argc > 0) {\
 	    int i;\
 	    n = anode;\
-	    argv = TMP_ALLOC(argc);\
+	    argv = TMP_ALLOC(argc+extra);\
 	    for (i=0;i<argc;i++) {\
 		argv[i] = rb_eval(self,n->nd_head);\
 		n=n->nd_next;\