diff --git a/components/wifi-manager/res/code.js b/components/wifi-manager/res/code.js
index 43c43d46..0ce79735 100644
--- a/components/wifi-manager/res/code.js
+++ b/components/wifi-manager/res/code.js
@@ -601,6 +601,7 @@ $(document).ready(function() {
 
 	$('#fwcheck').on("click", function() {
 		$("#releaseTable").html("");
+		$("#fwbranch").empty();
 		$.getJSON(releaseURL, function(data) {
 				var i = 0;
 				var branches = [];
diff --git a/components/wifi-manager/res/code.js.gz b/components/wifi-manager/res/code.js.gz
index 95064959..5ea98670 100644
Binary files a/components/wifi-manager/res/code.js.gz and b/components/wifi-manager/res/code.js.gz differ