diff --git a/src/strands/tools/executor.py b/src/strands/tools/executor.py
index 912283d1f..22a3a3adc 100644
--- a/src/strands/tools/executor.py
+++ b/src/strands/tools/executor.py
@@ -107,6 +107,8 @@ def work(
                 yield event
                 worker_events[worker_id].set()
 
+            time.sleep(0.001)
+
         tool_results.extend([worker.result() for worker in workers])
 
     else: