diff --git a/requirements.txt b/requirements.txt
index a113a501..a288b0ba 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ six>=1.9.0 # MIT
 oslo.config>=3.12.0 # Apache-2.0
 oslo.context!=2.6.0,>=2.4.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
-oslo.utils>=3.15.0 # Apache-2.0
+oslo.utils>=3.16.0 # 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