1 files changed, 1 insertions, 1 deletions
diff --git a/src/ldo.js b/src/ldo.js
index e088d8d..7df4c62 100644
--- a/src/ldo.js
+++ b/src/ldo.js
@@ -532,7 +532,7 @@ const f_parser = function(L, p) {
     let c = p.z.getc();  /* read first character */
     if (String.fromCharCode(c) === lua.LUA_SIGNATURE.charAt(0)) {
         checkmode(L, p.mode, "binary");
-        cl = new BytecodeParser(L, p.z.buffer);
+        cl = new BytecodeParser(L, p.z.buffer).luaU_undump();
     } else {
         checkmode(L, p.mode, "text");
         cl = lparser.luaY_parser(L, p.z, p.buff, p.dyd, p.name, c);