diff --git a/requirements.txt b/requirements.txt
index 081b4eba..2781cbc4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ netaddr!=0.7.16,>=0.7.12
 six>=1.9.0
 
 oslo.i18n>=1.5.0 # Apache-2.0
-oslo.utils>=2.8.0 # Apache-2.0
+oslo.utils!=3.1.0,>=2.8.0 # Apache-2.0
 
 # for the routing notifier
 PyYAML>=3.1.0