diff --git a/ui/app/controllers/CControllerHost.php b/ui/app/controllers/CControllerHost.php
index fa1ecee8a11..4e1554e594d 100644
--- a/ui/app/controllers/CControllerHost.php
+++ b/ui/app/controllers/CControllerHost.php
@@ -154,13 +154,17 @@ abstract class CControllerHost extends CController {
 			'preservekeys' => true
 		]);
 
-		$problems = API::Problem()->get([
-			'output' => ['eventid', 'objectid', 'severity'],
-			'objectids' => array_keys($triggers),
-			'source' => EVENT_SOURCE_TRIGGERS,
-			'object' => EVENT_OBJECT_TRIGGER,
-			'suppressed' => ($filter['show_suppressed'] == ZBX_PROBLEM_SUPPRESSED_TRUE) ? null : false
-		]);
+		$problems = [];
+		foreach (array_chunk($triggers, 5000, true) as $triggers_chunk) {
+			$problems += API::Problem()->get([
+				'output' => ['eventid', 'objectid', 'severity'],
+				'objectids' => array_keys($triggers_chunk),
+				'source' => EVENT_SOURCE_TRIGGERS,
+				'object' => EVENT_OBJECT_TRIGGER,
+				'suppressed' => ($filter['show_suppressed'] == ZBX_PROBLEM_SUPPRESSED_TRUE) ? null : false,
+				'preservekeys' => true
+			]);
+		}
 
 		// Group all problems per host per severity.
 		$host_problems = [];