diff --git a/.circleci/config.yml b/.circleci/config.yml
index 4b5782d..6422429 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -66,6 +66,7 @@ workflows:
             branches:
               only:
                 - dev
+                - hotfix/buttonDoubleClick
 
       # Production builds are exectuted only on tagged commits to the
       # master branch.
diff --git a/web-assets/js/signup.js b/web-assets/js/signup.js
index b125ad2..a8620d1 100644
--- a/web-assets/js/signup.js
+++ b/web-assets/js/signup.js
@@ -1,5 +1,6 @@
 
 var apiServerUrl = "https://api.{{DOMAIN}}/v3/users";
+var submit_flag = true;
 var qs = (function (a) {
   if (a == "") return {};
   var b = {};
@@ -43,7 +44,7 @@ $(document).ready(function () {
           $("#error").html("Error: " + result.result.content.reason);
           $("#error").closest(".message").fadeIn();
         }
-        if (result.result.status === 200 && result.result.content.valid) {
+        if (result.result.status === 200 && result.result.content.valid && submit_flag) {
           $("#error").closest(".message").fadeOut();
           $("#error").html("");
           let formAction = qs["formAction"];
@@ -61,6 +62,7 @@ $(document).ready(function () {
           $("#utmCampaign").val(qs["utmCampaign"]);
           $("#returnUrl").val(qs["returnUrl"]);
           $("#signup").submit();
+          submit_flag = false;
           setContinueButtonDisabledStatus(true);
         }
       },