diff --git a/requirements.txt b/requirements.txt
index 3691e0069..e09233f75 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 pbr>=1.6 # Apache-2.0
 six>=1.9.0 # MIT
 stevedore>=1.5.0 # Apache-2.0
-oslo.utils>=3.4.0 # Apache-2.0
+oslo.utils>=3.5.0 # Apache-2.0
 os-client-config>=1.13.1 # Apache-2.0
 keystoneauth1>=2.1.0 # Apache-2.0
 iso8601>=0.1.9 # MIT