diff --git a/lower-constraints.txt b/lower-constraints.txt
index c101170..1c9bcb5 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -4,9 +4,9 @@ fixtures==3.0.0
 flake8-import-order==0.12
 flake8==2.6.2
 hacking==1.1.0
-keystoneauth1==3.14.0
+keystoneauth1==3.18.0
 mock==2.0.0
-neutron-lib==1.28.0
+neutron-lib==1.29.1
 oslo.utils==3.40.2
 oslotest==3.2.0
 pbr==4.0.0