diff --git a/requirements.txt b/requirements.txt
index eb7f849..52b3316 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,6 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr>=1.6 # Apache-2.0
+pbr>=1.8 # Apache-2.0
 Babel>=2.3.4 # BSD
 -e git://git.openstack.org/openstack/neutron.git@master#egg=neutron
diff --git a/test-requirements.txt b/test-requirements.txt
index 3b5a2fb..5999395 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -4,11 +4,11 @@
 
 hacking<0.11,>=0.10.0
 
-coverage>=3.6 # Apache-2.0
+coverage>=4.0 # Apache-2.0
 python-subunit>=0.0.18 # Apache-2.0/BSD
 sphinx!=1.3b1,<1.4,>=1.2.1 # BSD
 psycopg2>=2.5 # LGPL/ZPL
-PyMySQL!=0.7.7,>=0.6.2 # MIT License
+PyMySQL!=0.7.7,>=0.7.6 # MIT License
 oslosphinx>=4.7.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 os-testr>=0.8.0 # Apache-2.0