diff --git a/requirements.txt b/requirements.txt
index 0bfde42..b81946c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,11 +2,11 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-oslo.config>=1.11.0 # Apache-2.0
+oslo.config>=2.3.0 # Apache-2.0
 oslo.context>=0.2.0 # Apache-2.0
 oslo.messaging!=1.17.0,!=1.17.1,>=1.16.0 # Apache-2.0
-oslo.utils>=1.9.0 # Apache-2.0
-pbr<2.0,>=1.4
-pycadf>=0.8.0
+oslo.utils>=2.0.0 # Apache-2.0
+pbr<2.0,>=1.6
+pycadf>=1.1.0
 six>=1.9.0
 Babel>=1.3