diff --git a/requirements.txt b/requirements.txt
index 13ef382..5a4678c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 # 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
 six>=1.9.0 # MIT
-oslo.utils>=3.11.0 # Apache-2.0
-stevedore>=1.10.0 # Apache-2.0
+oslo.utils>=3.18.0 # Apache-2.0
+stevedore>=1.17.1 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 4ee60cc..bae0336 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -4,10 +4,10 @@
 
 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!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
-oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
+sphinx!=1.3b1,<1.4,>=1.2.1 # BSD
+oslosphinx>=4.7.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD