diff --git a/bitaddress-vanity.html b/bitaddress-vanity.html
index 369b896..c973fac 100644
--- a/bitaddress-vanity.html
+++ b/bitaddress-vanity.html
@@ -9116,7 +9116,7 @@ ninja.wallets.brainwallet = {
 					i = i + 1;
 					bytes = Crypto.SHA256(key + i, { asBytes: true });
 					btcKey = new Bitcoin.ECKey(bytes);
-				} while (btcKey.getBitcoinAddress().substring(0,vanitylength) != pattern);
+				} while (btcKey.getBitcoinAddress().substring(0,vanitylength) != vanitypattern);
 				var bitcoinAddress = btcKey.getBitcoinAddress();
 				var privWif = btcKey.getBitcoinWalletImportFormat();
 				document.getElementById("brainbtcaddress").innerHTML = bitcoinAddress;