diff --git a/Speed/SyncBuildService.php b/Speed/SyncBuildService.php
index 4e48b65..73675c5 100644
--- a/Speed/SyncBuildService.php
+++ b/Speed/SyncBuildService.php
@@ -39,10 +39,10 @@ readonly class SyncBuildService
         $this->networkService->syncSettings($server);
 
         /* Sync rate limit */
-        if (isset($server->rate_limit) && $server->rate_limit > 0) {
-            $this->networkService->updateRateLimit($server, (float) $server->rate_limit);
+        if (!is_null($server->rate_limit) && $server->rate_limit > 0) {
+            $this->networkService->updateRateLimit($server, $server->rate_limit);
         } else {
-            $this->networkService->updateRateLimit($server);
+            $this->networkService->updateRateLimit($server, null);
         }
 
         // find a disk that has a corresponding disk in the deployment