diff --git a/unpacked/jax/input/AsciiMath/jax.js b/unpacked/jax/input/AsciiMath/jax.js
index c44136566..18d79257f 100644
--- a/unpacked/jax/input/AsciiMath/jax.js
+++ b/unpacked/jax/input/AsciiMath/jax.js
@@ -1193,7 +1193,7 @@ ASCIIMATH.Augment({
   AM: {
     Init: function () {
       displaystyle = ASCIIMATH.config.displaystyle;
-      decimal      = ASCIIMATH.config.decimal;
+      decimalsign  = ASCIIMATH.config.decimal;
       INITASCIIMATH();
       AMinitSymbols();
     },