diff --git a/requirements.txt b/requirements.txt
index 42cf0409..fca3bc17 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ six>=1.9.0 # MIT
 oslo.config>=3.4.0 # Apache-2.0
 oslo.context>=0.2.0 # 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
 oslo.serialization>=1.10.0 # Apache-2.0
 debtcollector>=1.2.0 # Apache-2.0
 pyinotify>=0.9.6;sys_platform!='win32' and sys_platform!='darwin' and sys_platform!='sunos5' # MIT