diff --git a/controllers/dashboard.php b/controllers/dashboard.php
index f27c3632637f44d5bd11d0bc26570d4f66cc254e..775e77c569f1747a19d5c199ed2f3de7a981fbcd 100644
--- a/controllers/dashboard.php
+++ b/controllers/dashboard.php
@@ -138,10 +138,7 @@ final class DashboardController extends TracToGitlab\Controller
         });
 
         return array_map(function ($issue) {
-            $mrs = [];
-            if ($issue['merge_requests_count'] > 0) {
-                $mrs = $this->gitlab->issues()->relatedMergeRequests($this->gitlabProjectId, $issue['iid']);
-            }
+            $mrs = $this->gitlab->issues()->relatedMergeRequests($this->gitlabProjectId, $issue['iid']);
             return new TracToGitlab\GitlabIssue($issue, $mrs);
         }, $issues);
     }
diff --git a/lib/GitlabIssue.php b/lib/GitlabIssue.php
index 1b1e7bf743cf8d56a1a80ef3a20d8b4606892d34..9571ec2085f05966a92b12e02d3bf937a4ee2e5c 100644
--- a/lib/GitlabIssue.php
+++ b/lib/GitlabIssue.php
@@ -59,10 +59,9 @@ final class GitlabIssue implements \JsonSerializable
 
     public function isMerged()
     {
-        return $this->hasMergeRequests()
-            && count(array_filter($this->mrs, function ($mr) {
-                return $mr['state'] !== 'merged';
-            })) === 0;
+        return count(array_filter($this->mrs, function ($mr) {
+            return $mr['state'] !== 'merged';
+        })) === 0;
     }
 
     public function isBiest()
@@ -116,7 +115,7 @@ final class GitlabIssue implements \JsonSerializable
             'assignee' => $this->assignee,
             'web_url' => $this->web_url,
             'closed' => $this->isClosed(),
-            'merge_requests' => $this->issue['merge_requests_count'],
+            'merge_requests' => count($this->mrs),
             'merged' => $this->isMerged(),
             'qm_states' => array_combine(
                 array_values(self::QM_LABEL_MAPPING),