diff --git a/src/pocketmine/MemoryManager.php b/src/pocketmine/MemoryManager.php
index e61f9fb77..bf819fe03 100644
--- a/src/pocketmine/MemoryManager.php
+++ b/src/pocketmine/MemoryManager.php
@@ -40,6 +40,7 @@ use function fwrite;
 use function gc_collect_cycles;
 use function gc_disable;
 use function gc_enable;
+use function gc_mem_caches;
 use function get_class;
 use function get_declared_classes;
 use function implode;
@@ -273,6 +274,7 @@ class MemoryManager{
 		}
 
 		$cycles = gc_collect_cycles();
+		gc_mem_caches();
 
 		Timings::$garbageCollectorTimer->stopTiming();
 
diff --git a/src/pocketmine/scheduler/GarbageCollectionTask.php b/src/pocketmine/scheduler/GarbageCollectionTask.php
index 2618c310b..093843d4b 100644
--- a/src/pocketmine/scheduler/GarbageCollectionTask.php
+++ b/src/pocketmine/scheduler/GarbageCollectionTask.php
@@ -25,11 +25,13 @@ namespace pocketmine\scheduler;
 
 use function gc_collect_cycles;
 use function gc_enable;
+use function gc_mem_caches;
 
 class GarbageCollectionTask extends AsyncTask{
 
 	public function onRun(){
 		gc_enable();
 		gc_collect_cycles();
+		gc_mem_caches();
 	}
 }