1 files changed, 1 insertions, 1 deletions
diff --git a/src/ltm.js b/src/ltm.js
index d2df961..4a90f6d 100644
--- a/src/ltm.js
+++ b/src/ltm.js
@@ -53,7 +53,7 @@ const luaT_typenames_ = [
     "userdata",
     "thread",
     "proto" /* this last case is used for tests only */
-];
+].map(e => lua.to_luastring(e));
 
 const ttypename = function(t) {
     return luaT_typenames_[t + 1];