diff --git a/website/server/libs/auth/social.js b/website/server/libs/auth/social.js
index 882554818f..8ac649ab71 100644
--- a/website/server/libs/auth/social.js
+++ b/website/server/libs/auth/social.js
@@ -88,7 +88,13 @@ async function loginSocial (req, res) {
       .remove({email: savedUser.auth[network].emails[0].value.toLowerCase()})
       .exec()
       .then(() => {
-        if (!existingUser) sendTxnEmail(savedUser, 'welcome');
+        if (!existingUser) {
+          if (savedUser._ABtests && savedUser._ABtests.welcomeEmailSplit) {
+            sendTxnEmail(savedUser, savedUser._ABtests.welcomeEmailSplit);
+          } else {
+            sendTxnEmail(savedUser, 'welcome');
+          }
+        }
       }); // eslint-disable-line max-nested-callbacks
   }
 
diff --git a/website/server/models/user/hooks.js b/website/server/models/user/hooks.js
index 90616326b2..dad044441b 100644
--- a/website/server/models/user/hooks.js
+++ b/website/server/models/user/hooks.js
@@ -129,14 +129,16 @@ function _setUpNewUser (user) {
   user.preferences.background = 'violet';
 
   const testGroup = Math.random();
-  if (testGroup < 0.25) {
+  if (testGroup < 0.2) {
     user._ABtests.welcomeEmailSplit = 'welcome-v2';
-  } else if (testGroup < 0.5) {
+  } else if (testGroup < 0.4) {
     user._ABtests.welcomeEmailSplit = 'welcome-v2b';
-  } else if (testGroup < 0.75) {
+  } else if (testGroup < 0.6) {
     user._ABtests.welcomeEmailSplit = 'welcome-v2c';
-  } else {
+  } else if (testGroup < 0.8) {
     user._ABtests.welcomeEmailSplit = 'welcome-v2d';
+  } else {
+    user._ABtests.welcomeEmailSplit = 'welcome';
   }
 
   if (user.registeredThrough === 'habitica-web') {