diff --git a/backend/.env.dist b/backend/.env.dist
index 0555bf9f5..5e3a89f82 100644
--- a/backend/.env.dist
+++ b/backend/.env.dist
@@ -1,4 +1,4 @@
-CONFIG_VERSION=v1.2022-03-18
+CONFIG_VERSION=v2.2022-03-24
 
 # Server
 PORT=4000
@@ -43,6 +43,7 @@ EMAIL_SMTP_PORT=587
 EMAIL_LINK_VERIFICATION=http://localhost/checkEmail/{optin}{code}
 EMAIL_LINK_SETPASSWORD=http://localhost/reset/{code}
 EMAIL_CODE_VALID_TIME=1440
+EMAIL_CODE_REQUEST_TIME=10
 
 # Webhook
 WEBHOOK_ELOPAGE_SECRET=secret
\ No newline at end of file
diff --git a/backend/src/config/index.ts b/backend/src/config/index.ts
index 4e36a6910..158983d5c 100644
--- a/backend/src/config/index.ts
+++ b/backend/src/config/index.ts
@@ -14,7 +14,7 @@ const constants = {
   DECAY_START_TIME: new Date('2021-05-13 17:46:31'), // GMT+0
   CONFIG_VERSION: {
     DEFAULT: 'DEFAULT',
-    EXPECTED: 'v1.2022-03-18',
+    EXPECTED: 'v2.2022-03-24',
     CURRENT: '',
   },
 }
@@ -73,6 +73,9 @@ const email = {
   EMAIL_CODE_VALID_TIME: process.env.EMAIL_CODE_VALID_TIME
     ? parseInt(process.env.EMAIL_CODE_VALID_TIME) || 1440
     : 1440,
+  EMAIL_CODE_REQUEST_TIME: process.env.EMAIL_CODE_REQUEST_TIME
+    ? parseInt(process.env.EMAIL_CODE_REQUEST_TIME) || 10
+    : 10,
 }
 
 const webhook = {