diff --git a/web/app/controllers/contest_registration.php b/web/app/controllers/contest_registration.php
index c15fd1e..6f96e71 100644
--- a/web/app/controllers/contest_registration.php
+++ b/web/app/controllers/contest_registration.php
@@ -13,7 +13,7 @@
 	
 	if (!Auth::check()) {
 		redirectToLogin();
-	} elseif (hasContestPermission($myUser, $contest) || hasRegistered($myUser, $contest) || $contest['cur_progress'] != CONTEST_NOT_STARTED) {
+	} elseif (hasRegistered($myUser, $contest) || $contest['cur_progress'] != CONTEST_NOT_STARTED) {
 		redirectTo('/contests');
 	}
 	
diff --git a/web/app/controllers/problem.php b/web/app/controllers/problem.php
index 2c3ed19..9d2c554 100644
--- a/web/app/controllers/problem.php
+++ b/web/app/controllers/problem.php
@@ -39,6 +39,11 @@
 			} else {
 				$ban_in_contest = !isProblemVisibleToUser($problem, $myUser);
 			}
+		} else {
+			if ($contest['cur_progress'] == CONTEST_IN_PROGRESS) {
+				$is_in_contest = true;
+				DB::update("update contests_registrants set has_participated = 1 where username = '{$myUser['username']}' and contest_id = {$contest['id']}");
+			}
 		}
 	} else {
 		if (!isProblemVisibleToUser($problem, $myUser)) {