diff -r bbf12f9be71c -r 4bc25168aa1c src/x509.c
--- a/src/x509.c	Sat Nov 06 01:10:01 2010 +0000
+++ b/src/x509.c	Sat Nov 06 13:04:09 2010 +0000
@@ -258,6 +258,12 @@
   return 1;
 }
 
+int meth_destroy(lua_State* L)
+{
+  X509_free(luasec_to_x509(L, 1));
+  return 0;
+}
+
 /**
  * Certificate metamethods
  */
@@ -278,7 +284,8 @@
   lua_newtable(L);
   luaL_register(L, NULL, meta);
   lua_setfield(L, -2, "__index");
-
+  lua_pushcfunction(L, meth_destroy);
+  lua_setfield(L, -2, "__gc");
   lua_newtable(L);
   return 1;
 }