diff --git a/requirements.txt b/requirements.txt
index 5fc5fb70cc3..47fa0316d1f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 # The order of packages is significant, because pip processes them in the order
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
-pbr>=0.6,!=0.7,<1.0
+pbr>=0.11,<2.0
 
 Paste
 PasteDeploy>=1.5.0
@@ -28,7 +28,7 @@ oslo.db>=1.7.0  # Apache-2.0
 oslo.i18n>=1.5.0  # Apache-2.0
 oslo.log>=1.0.0  # Apache-2.0
 oslo.messaging>=1.8.0  # Apache-2.0
-oslo.middleware>=1.0.0                  # Apache-2.0
+oslo.middleware>=1.2.0                  # Apache-2.0
 oslo.rootwrap>=1.6.0  # Apache-2.0
 oslo.serialization>=1.4.0               # Apache-2.0
 oslo.utils>=1.4.0                       # Apache-2.0