diff --git a/lib/tolua++/src/bin/basic_lua.h b/lib/tolua++/src/bin/basic_lua.h
index 9f3b114b4..6adbaa4a6 100644
--- a/lib/tolua++/src/bin/basic_lua.h
+++ b/lib/tolua++/src/bin/basic_lua.h
@@ -61,6 +61,8 @@ unsigned char lua_basic_lua[] = {
   0x3d, 0x20, 0x27, 0x6e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x27, 0x2c, 0x0a,
   0x20, 0x5b, 0x27, 0x64, 0x6f, 0x75, 0x62, 0x6c, 0x65, 0x27, 0x5d, 0x20,
   0x3d, 0x20, 0x27, 0x6e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x27, 0x2c, 0x0a,
+  0x20, 0x5b, 0x27, 0x73, 0x69, 0x7a, 0x65, 0x5f, 0x74, 0x27, 0x5d, 0x20,
+  0x3d, 0x20, 0x27, 0x6e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x27, 0x2c, 0x0a,
   0x20, 0x5b, 0x27, 0x5f, 0x63, 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x27,
   0x5d, 0x20, 0x3d, 0x20, 0x27, 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x27,
   0x2c, 0x0a, 0x20, 0x5b, 0x27, 0x5f, 0x75, 0x73, 0x65, 0x72, 0x64, 0x61,
@@ -743,4 +745,4 @@ unsigned char lua_basic_lua[] = {
   0x5f, 0x69, 0x73, 0x75, 0x73, 0x65, 0x72, 0x74, 0x79, 0x70, 0x65, 0x22,
   0x0a, 0x65, 0x6e, 0x64, 0x0a
 };
-unsigned int lua_basic_lua_len = 8909;
+unsigned int lua_basic_lua_len = 8933;
diff --git a/lib/tolua++/src/bin/lua/basic.lua b/lib/tolua++/src/bin/lua/basic.lua
index f651f1fe6..10cb5b18b 100644
--- a/lib/tolua++/src/bin/lua/basic.lua
+++ b/lib/tolua++/src/bin/lua/basic.lua
@@ -23,6 +23,7 @@ _basic = {
  ['unsigned'] = 'number',
  ['float'] = 'number',
  ['double'] = 'number',
+ ['size_t'] = 'number',
  ['_cstring'] = 'string',
  ['_userdata'] = 'userdata',
  ['char*'] = 'string',