1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/res/templates/sso_auth_account_details.js b/synapse/res/templates/sso_auth_account_details.js
index 3c45df9078..82438519a2 100644
--- a/synapse/res/templates/sso_auth_account_details.js
+++ b/synapse/res/templates/sso_auth_account_details.js
@@ -62,7 +62,7 @@ function validateUsername(username) {
     usernameField.parentElement.classList.remove("invalid");
     usernameOutput.classList.remove("error");
     if (!username) {
-        return reportError("Please provide a username");
+        return reportError("This is required. Please provide a username");
     }
     if (username.length > 255) {
         return reportError("Too long, please choose something shorter");