diff --git a/requirements.txt b/requirements.txt
index 65d3200a5..47b6a8d8d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ futurist>=0.1.2 # Apache-2.0
 oslo.config>=2.7.0 # Apache-2.0
 oslo.context>=0.2.0 # Apache-2.0
 oslo.log>=1.12.0 # Apache-2.0
-oslo.utils>=2.8.0 # Apache-2.0
+oslo.utils!=3.1.0,>=2.8.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
 oslo.service>=1.0.0 # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0