diff --git a/src/main/java/com/commafeed/backend/feeds/FeedRefreshUpdater.java b/src/main/java/com/commafeed/backend/feeds/FeedRefreshUpdater.java
index 3936c4e4..24bb1f65 100644
--- a/src/main/java/com/commafeed/backend/feeds/FeedRefreshUpdater.java
+++ b/src/main/java/com/commafeed/backend/feeds/FeedRefreshUpdater.java
@@ -66,7 +66,7 @@ public class FeedRefreshUpdater {
 		ApplicationSettings settings = applicationSettingsService.get();
 		int threads = Math.max(settings.getDatabaseUpdateThreads(), 1);
 		log.info("Creating database pool with {} threads", threads);
-		locks = Striped.lazyWeakLock(threads);
+		locks = Striped.lazyWeakLock(threads * 1000);
 		pool = new ThreadPoolExecutor(threads, threads, 0,
 				TimeUnit.MILLISECONDS,
 				queue = new ArrayBlockingQueue<Runnable>(500 * threads));