diff --git a/Sources/HummingbirdJobs/JobQueueHandler.swift b/Sources/HummingbirdJobs/JobQueueHandler.swift
index 983e2ec34..4a7faee38 100644
--- a/Sources/HummingbirdJobs/JobQueueHandler.swift
+++ b/Sources/HummingbirdJobs/JobQueueHandler.swift
@@ -16,7 +16,7 @@ import Hummingbird
 import Logging
 
 /// Object handling a single job queue
-public class HBJobQueueHandler {
+public final class HBJobQueueHandler {
     public init(queue: HBJobQueue, numWorkers: Int, eventLoopGroup: EventLoopGroup, logger: Logger) {
         self.queue = queue
         self.workers = (0..<numWorkers).map { _ in