diff --git a/requirements.txt b/requirements.txt
index 3ed5e7d..d44710b 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.
 
-pbr>=2.0.0,!=2.1.0  # Apache-2.0
-Babel>=2.3.4,!=2.4.0  # BSD
-openstacksdk>=0.9.19 # Apache-2.0
-oslo.config>=5.1.0  # Apache-2.0
-oslo.serialization>=2.18.0,!=2.19.1  # Apache-2.0
-oslo.utils>=3.33.0  # Apache-2.0
-six>=1.10.0  # MIT
-tempest>=17.1.0  # Apache-2.0
+pbr!=2.1.0,>=2.0.0 # Apache-2.0
+Babel!=2.4.0,>=2.3.4 # BSD
+openstacksdk>=0.11.2 # Apache-2.0
+oslo.config>=5.2.0 # Apache-2.0
+oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0
+oslo.utils>=3.33.0 # Apache-2.0
+six>=1.10.0 # MIT
+tempest>=17.1.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 656cd31..8dd27c8 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,13 +5,13 @@
 # Hacking already pins down pep8, pyflakes and flake8
 coverage!=4.4,>=4.0 # Apache-2.0
 hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
-oslotest>=1.10.0 # Apache-2.0
-os-testr>=0.8.0 # Apache-2.0
+oslotest>=3.2.0 # Apache-2.0
+os-testr>=1.0.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
-testtools>=1.4.0 # MIT
+testtools>=2.2.0 # MIT
 
 # Documentation
-sphinx>=1.6.2 # BSD
+sphinx!=1.6.6,>=1.6.2 # BSD
 reno>=2.5.0 # Apache-2.0
 
 # Bandit build requirements