diff --git a/ChangeLog b/ChangeLog
index f5c542615a..99c89542eb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Jan  9 21:43:32 2013  Masaki Matsushita  <glass.saga@gmail.com>
+
+	* load.c (load_lock): revert r38744. it should acquire new thread
+	  shield.
+
 Wed Jan  9 15:40:18 2013  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* vm.c (th_init, ruby_thread_init): initialize root_svar with Qnil,
diff --git a/load.c b/load.c
index 147307d07f..70e3ee8646 100644
--- a/load.c
+++ b/load.c
@@ -668,6 +668,9 @@ load_lock(const char *ftptr)
     }
     switch (rb_thread_shield_wait((VALUE)data)) {
       case Qfalse:
+	data = (st_data_t)ftptr;
+	st_delete(loading_tbl, &data, 0);
+	return 0;
       case Qnil:
 	return 0;
     }