diff --git a/requirements.txt b/requirements.txt
index f527fc7503..6a40b7993e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ openstacksdk>=0.7.4 # Apache-2.0
 os-client-config>=1.13.1 # Apache-2.0
 oslo.config>=3.4.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
-oslo.utils>=3.4.0 # Apache-2.0
+oslo.utils>=3.5.0 # Apache-2.0
 python-glanceclient>=1.2.0 # Apache-2.0
 python-keystoneclient!=1.8.0,!=2.1.0,>=1.6.0 # Apache-2.0
 python-novaclient!=2.33.0,>=2.29.0 # Apache-2.0