diff --git a/requirements.txt b/requirements.txt
index e7be00f..870412f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,6 +6,6 @@ pbr!=2.1.0,>=2.0.0 # Apache-2.0
 Babel!=2.4.0,>=2.3.4 # BSD
 cliff>=2.8.0 # Apache-2.0
 osc-lib>=1.7.0 # Apache-2.0
-oslo.utils>=3.20.0 # Apache-2.0
+oslo.utils>=3.28.0 # Apache-2.0
 keystoneauth1>=3.2.0 # Apache-2.0
 iso8601>=0.1.11 # MIT
diff --git a/test-requirements.txt b/test-requirements.txt
index 62bd203..8852357 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -7,7 +7,7 @@ hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 coverage!=4.4,>=4.0 # Apache-2.0
 python-subunit>=0.0.18 # Apache-2.0/BSD
 sphinx>=1.6.2 # BSD
-openstackdocstheme>=1.16.0 # Apache-2.0
+openstackdocstheme>=1.17.0 # 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