diff --git a/patch-db/src/store.rs b/patch-db/src/store.rs
index 82ce6f0..0cbe6a6 100644
--- a/patch-db/src/store.rs
+++ b/patch-db/src/store.rs
@@ -206,7 +206,7 @@ pub struct PatchDb {
 }
 impl PatchDb {
     pub async fn open<P: AsRef<Path>>(path: P) -> Result<Self, Error> {
-        let (subscriber, _) = tokio::sync::broadcast::channel(16); // TODO: make this unbounded
+        let (subscriber, _) = tokio::sync::broadcast::channel(512); // TODO: make this unbounded
 
         Ok(PatchDb {
             store: Arc::new(RwLock::new(Store::open(path).await?)),