diff --git a/requirements.txt b/requirements.txt
index 7712726..01f10f0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 # 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
 
 eventlet!=0.18.3,>=0.18.2 # MIT
 Flask!=0.11,<1.0,>=0.10 # BSD
@@ -11,7 +11,7 @@ oslo.cache>=1.5.0 # Apache-2.0
 oslo.config!=3.18.0,>=3.14.0 # Apache-2.0
 oslo.messaging>=5.2.0 # Apache-2.0
 oslo.log>=3.11.0 # Apache-2.0
-oslo.db!=4.13.1,!=4.13.2,>=4.10.0 # Apache-2.0
+oslo.db!=4.13.1,!=4.13.2,>=4.11.0 # Apache-2.0
 keystoneauth1>=2.14.0 # Apache-2.0
 python-keystoneclient>=3.6.0 # Apache-2.0
 requests>=2.10.0 # Apache-2.0