diff --git a/requirements.txt b/requirements.txt
index 954bc35..5d29b36 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,12 +2,12 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr>=1.6 # Apache-2.0
+pbr>=1.8 # Apache-2.0
 Jinja2>=2.8 # BSD License (3 clause)
 oslo.config!=3.18.0,>=3.14.0 # Apache-2.0
 oslo.context>=2.9.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
-oslo.utils>=3.17.0 # Apache-2.0
+oslo.utils>=3.18.0 # Apache-2.0
 six>=1.9.0 # MIT
 stevedore>=1.17.1 # Apache-2.0
 WebOb>=1.6.0 # MIT