diff --git a/relay-server/src/services/buffer/mod.rs b/relay-server/src/services/buffer/mod.rs
index 5756193e1f..5afc884d12 100644
--- a/relay-server/src/services/buffer/mod.rs
+++ b/relay-server/src/services/buffer/mod.rs
@@ -175,7 +175,7 @@ impl EnvelopeBufferService {
         // In case the project cache is not ready, we defer popping to first try and handle incoming
         // messages and only come back to this in case within the timeout no data was received.
         while !self.project_cache_ready.load(Ordering::Relaxed) {
-            tokio::time::sleep(DEFAULT_SLEEP).await;
+            tokio::time::sleep(Duration::ZERO).await;
         }
 
         relay_statsd::metric!(