diff --git a/debian/changelog b/debian/changelog
index 51b63d19..4434b336 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -2,6 +2,7 @@ python-taskflow (1.25.0-1) experimental; urgency=medium
 
   * New upstream release.
   * Fixed (build-)depends for this release.
+  * Removed use-async_utils.patch.
 
  -- Thomas Goirand <zigo@debian.org>  Mon, 07 Dec 2015 17:52:48 +0100
 
diff --git a/debian/patches/series b/debian/patches/series
deleted file mode 100644
index ce022f71..00000000
--- a/debian/patches/series
+++ /dev/null
@@ -1 +0,0 @@
-use-async_utils.patch
diff --git a/debian/patches/use-async_utils.patch b/debian/patches/use-async_utils.patch
deleted file mode 100644
index 8ae1d326..00000000
--- a/debian/patches/use-async_utils.patch
+++ /dev/null
@@ -1,37 +0,0 @@
-From ecfa9ea69f1bdec4b3e5287907e46e2d509f5e58 Mon Sep 17 00:00:00 2001
-From: Ivan Udovichenko <iudovichenko@mirantis.com>
-Date: Tue, 29 Sep 2015 12:01:24 +0300
-Subject: [PATCH] Use async_utils
-
----
- taskflow/engines/action_engine/runtime.py         | 1 +
- taskflow/tests/unit/worker_based/test_pipeline.py | 1 +
- 2 files changed, 2 insertions(+)
-
-diff --git a/taskflow/engines/action_engine/runtime.py b/taskflow/engines/action_engine/runtime.py
-index d97ba96..232a691 100644
---- a/taskflow/engines/action_engine/runtime.py
-+++ b/taskflow/engines/action_engine/runtime.py
-@@ -28,6 +28,7 @@ from taskflow.engines.action_engine import scopes as sc
- from taskflow import flow
- from taskflow import states as st
- from taskflow import task
-+from taskflow.utils import async_utils
- from taskflow.utils import misc
- 
- 
-diff --git a/taskflow/tests/unit/worker_based/test_pipeline.py b/taskflow/tests/unit/worker_based/test_pipeline.py
-index 5674015..723bf6e 100644
---- a/taskflow/tests/unit/worker_based/test_pipeline.py
-+++ b/taskflow/tests/unit/worker_based/test_pipeline.py
-@@ -25,6 +25,7 @@ from taskflow.engines.worker_based import server as worker_server
- from taskflow import test
- from taskflow.tests import utils as test_utils
- from taskflow.types import failure
-+from taskflow.utils import async_utils
- from taskflow.utils import threading_utils
- 
- 
--- 
-2.1.4
-