diff --git a/lower-constraints.txt b/lower-constraints.txt
index 646337ed38..dfd66d9991 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -1,3 +1,4 @@
+amqp==2.1.1
 bandit==1.1.0
 coverage==4.0
 decorator==4.3.0
@@ -7,6 +8,7 @@ flake8-import-order==0.12
 flake8==2.6.2
 hacking==1.1.0
 httplib2==0.9.1
+kombu==4.0.0
 mock==2.0.0
 netaddr==0.7.18
 neutron-lib==1.29.1
@@ -18,6 +20,7 @@ oslo.context==2.19.2
 oslo.db==4.37.0
 oslo.i18n==3.15.3
 oslo.log==3.36.0
+oslo.messaging==5.29.0
 oslo.policy==1.30.0
 oslo.serialization==2.28.1
 oslo.service==1.31.0
@@ -26,6 +29,8 @@ oslo.vmware==2.17.0
 oslotest==3.2.0
 osc-lib==1.14.0
 pbr==4.0.0
+pika-pool==0.1.3
+pika==0.10.0
 prettytable==0.7.2
 psycopg2==2.7
 PyMySQL==0.7.6