diff --git a/requirements.txt b/requirements.txt
index 20e4ea5..8551fce 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,8 +1,8 @@
 # The order of packages is significant, because pip processes them in the order
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
-oslo.config>=3.22.0 # Apache-2.0
-oslo.serialization>=1.10.0 # Apache-2.0
+oslo.config>=4.6.0 # Apache-2.0
+oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0
 pytz>=2013.6 # MIT
 six>=1.9.0 # MIT
 debtcollector>=1.2.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 5b291f0..cd0c847 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -13,5 +13,5 @@ testrepository>=0.0.18 # Apache-2.0/BSD
 testtools>=1.4.0 # MIT
 
 # this is required for the docs build jobs
-openstackdocstheme>=1.11.0 # Apache-2.0
+openstackdocstheme>=1.17.0 # Apache-2.0
 sphinx>=1.6.2 # BSD