diff --git a/CHANGELOG.md b/CHANGELOG.md
index f507f1bd..0a35b004 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 - Set upper bound for version of setuptools (PR #342).
+- Reduce idle CPU usage in `ConnectionPool` while waiting for
+  queued requests (PR #336).
 
 ## 1.2.0 - 2024-03-27
 
diff --git a/tarantool/connection_pool.py b/tarantool/connection_pool.py
index f1e675b3..1734402a 100644
--- a/tarantool/connection_pool.py
+++ b/tarantool/connection_pool.py
@@ -660,8 +660,12 @@ def _request_process_loop(self, key, unit, last_refresh):
         """
 
         while unit.request_processing_enabled:
-            if not unit.input_queue.empty():
-                task = unit.input_queue.get()
+            try:
+                task = unit.input_queue.get(timeout=self.refresh_delay)
+            except queue.Empty:
+                task = None
+
+            if task:
                 method = getattr(Connection, task.method_name)
                 try:
                     resp = method(unit.conn, *task.args, **task.kwargs)