diff --git a/includes/polling/applications/exim-stats.inc.php b/includes/polling/applications/exim-stats.inc.php
index e2a5e3e1de..4102132208 100644
--- a/includes/polling/applications/exim-stats.inc.php
+++ b/includes/polling/applications/exim-stats.inc.php
@@ -36,8 +36,8 @@ $rrd_def = array(
 );
 
 $fields = array(
-    'frozen' => $frozen,
-    'queue' => $queue
+    'frozen' => intval(trim($frozen, '"')),
+    'queue' => intval(trim($queue, '"'))
 );
 
 $tags = compact('name', 'app_id', 'rrd_name', 'rrd_def');