diff --git a/requirements.txt b/requirements.txt
index 4f0e869ab..386115994 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ oslo.middleware>=3.31.0 # Apache-2.0
 oslo.policy>=1.30.0 # Apache-2.0
 oslo.rootwrap>=5.8.0 # Apache-2.0
 oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0
-oslo.utils>=3.31.0 # Apache-2.0
+oslo.utils>=3.33.0 # Apache-2.0
 six>=1.10.0 # MIT
 stevedore>=1.20.0 # Apache-2.0
 SQLAlchemy!=1.1.5,!=1.1.6,!=1.1.7,!=1.1.8,>=1.0.10 # MIT