diff --git a/requirements.txt b/requirements.txt
index 408c857..c5c2d9d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,4 +8,4 @@ oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0
 psutil>=3.2.2 # BSD
 six>=1.10.0 # MIT
 oslo.i18n>=3.15.3 # Apache-2.0
-oslo.utils>=3.31.0 # Apache-2.0
+oslo.utils>=3.33.0 # Apache-2.0