diff --git a/src/utils/ServerKiller.php b/src/utils/ServerKiller.php
index 98129f48f..514a265ba 100644
--- a/src/utils/ServerKiller.php
+++ b/src/utils/ServerKiller.php
@@ -24,7 +24,8 @@ declare(strict_types=1);
 namespace pocketmine\utils;
 
 use pocketmine\thread\Thread;
-use function time;
+use function hrtime;
+use function intdiv;
 
 class ServerKiller extends Thread{
 	private bool $stopped = false;
@@ -34,13 +35,15 @@ class ServerKiller extends Thread{
 	){}
 
 	protected function onRun() : void{
-		$start = time();
-		$this->synchronized(function() : void{
-			if(!$this->stopped){
-				$this->wait($this->time * 1000000);
+		$start = hrtime(true);
+		$remaining = $this->time * 1_000_000;
+		$this->synchronized(function() use (&$remaining, $start) : void{
+			while(!$this->stopped && $remaining > 0){
+				$this->wait($remaining);
+				$remaining -= intdiv(hrtime(true) - $start, 1000);
 			}
 		});
-		if(time() - $start >= $this->time){
+		if($remaining <= 0){
 			echo "\nTook too long to stop, server was killed forcefully!\n";
 			@Process::kill(Process::pid());
 		}