diff --git a/ChangeLog b/ChangeLog
index f496bb24f1..f7c5334e80 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Sep  2 11:32:24 2009  Koichi Sasada  <ko1@atdot.net>
+
+	* gc.c (obj_free): fix to free method table (fix memory leak).
+
 Wed Sep  2 07:42:15 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* tool/instruction.rb (RubyVM::InstructionsLoader#make_stackcaching_insns):
diff --git a/gc.c b/gc.c
index 9a183a5d41..dc8916b885 100644
--- a/gc.c
+++ b/gc.c
@@ -1428,6 +1428,7 @@ static void
 free_m_table(st_table *tbl)
 {
     st_foreach(tbl, free_method_entry_i, 0);
+    st_free_table(tbl);
 }
 
 void