diff --git a/ConfirmAccount/backend/schema/mysql/patch-account_credentials.sql b/ConfirmAccount/backend/schema/mysql/patch-account_credentials.sql
index 4f62f06..21c2bf3 100644
--- a/ConfirmAccount/backend/schema/mysql/patch-account_credentials.sql
+++ b/ConfirmAccount/backend/schema/mysql/patch-account_credentials.sql
@@ -2,7 +2,7 @@
 
 ALTER TABLE /*$wgDBprefix*/account_requests
 	ADD acr_type tinyint(255) unsigned NOT NULL default 0,
-	DROP INDEX acr_deleted_reg,
+	DROP INDEX IF EXISTS acr_deleted_reg,
 	ADD INDEX acr_type_del_reg (acr_type,acr_deleted,acr_registration);
 
 -- This stores all of credential information
diff --git a/ConfirmAccount/business/AccountRequestSubmission.php b/ConfirmAccount/business/AccountRequestSubmission.php
index 376c7f1..c54f306 100644
--- a/ConfirmAccount/business/AccountRequestSubmission.php
+++ b/ConfirmAccount/business/AccountRequestSubmission.php
@@ -90,7 +90,7 @@ class AccountRequestSubmission {
 		}
 		
 		//before we continue, verify user
-		$code = sha1($_SERVER['REMOTE_ADDR'] . date('m'));
+		$code = preg_replace('%\d+%', '', sha1($_SERVER['REMOTE_ADDR'] . date('m')));
 		$data = file_get_contents('http://scratch.mit.edu/site-api/comments/project/10135908/?page=1&salt=' . md5(time())); //add the salt so it doesn't cache
 	    if (!$data) {
 		   return array('api_failed', 'Accessing the API to verify your registration failed. Please try again later.');
diff --git a/ConfirmAccount/frontend/specialpages/actions/RequestAccount_body.php b/ConfirmAccount/frontend/specialpages/actions/RequestAccount_body.php
index 20be5e0..34e0701 100644
--- a/ConfirmAccount/frontend/specialpages/actions/RequestAccount_body.php
+++ b/ConfirmAccount/frontend/specialpages/actions/RequestAccount_body.php
@@ -212,7 +212,7 @@ class RequestAccountPage extends SpecialPage {
 		//Scratch user verification
 		$form .= '<fieldset>';
 		$form .= '<legend>User verification</legend>';
-		$form .= '<p>Please go to the <a href="http://scratch.mit.edu/projects/10135908/">user verification project</a> and comment the following code:<br /><b>' . sha1($_SERVER['REMOTE_ADDR'] . date('m')) . '</b></p>' . "\n";
+		$form .= '<p>Please go to the <a href="http://scratch.mit.edu/projects/10135908/">user verification project</a> and comment the following code:<br /><b>' . preg_replace('%\d+%', '', sha1($_SERVER['REMOTE_ADDR'] . date('m'))) . '</b></p>' . "\n";
 		$form .= '</fieldset>';
 		
 		//Set temporary password