diff --git a/springql-core/src/stream_engine/autonomous_executor/task_executor/task_worker_thread_handler.rs b/springql-core/src/stream_engine/autonomous_executor/task_executor/task_worker_thread_handler.rs
index 02983a1e..8d69534f 100644
--- a/springql-core/src/stream_engine/autonomous_executor/task_executor/task_worker_thread_handler.rs
+++ b/springql-core/src/stream_engine/autonomous_executor/task_executor/task_worker_thread_handler.rs
@@ -16,6 +16,7 @@ use crate::stream_engine::autonomous_executor::{
     AutonomousExecutor,
 };
 
+/// Sleep duration for when no (foreign / input) rows are available for the (source / generic) task.
 const TASK_WAIT_MSEC: u64 = 10;
 
 #[derive(Debug)]