diff --git a/requirements.txt b/requirements.txt
index 477cd85c5..db693e678 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,4 +9,4 @@ simplejson>=2.2.0 # MIT
 Babel>=2.3.4 # BSD
 six>=1.9.0 # MIT
 oslo.i18n>=2.1.0 # Apache-2.0
-oslo.utils>=3.14.0 # Apache-2.0
+oslo.utils>=3.15.0 # Apache-2.0