diff --git a/requirements.txt b/requirements.txt
index 4abe665ba..b846bb34f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,14 +2,14 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr<2.0,>=1.4
+pbr<2.0,>=1.6
 
 argparse
 Babel>=1.3
 iso8601>=0.1.9
 debtcollector>=0.3.0 # Apache-2.0
-netaddr>=0.7.12
-oslo.config>=2.1.0 # Apache-2.0
+netaddr!=0.7.16,>=0.7.12
+oslo.config>=2.3.0 # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0
 oslo.serialization>=1.4.0 # Apache-2.0
 oslo.utils>=2.0.0 # Apache-2.0