diff --git a/requirements.txt b/requirements.txt
index 1ba84e9..2824337 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,8 +4,8 @@
 
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
 Jinja2!=2.9.0,!=2.9.1,!=2.9.2,!=2.9.3,!=2.9.4,>=2.8 # BSD License (3 clause)
-oslo.serialization!=2.19.1,>=1.10.0 # Apache-2.0
+oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0
 psutil>=3.2.2 # BSD
 six>=1.9.0 # MIT
-oslo.i18n!=3.15.2,>=2.1.0 # Apache-2.0
-oslo.utils>=3.20.0 # Apache-2.0
+oslo.i18n>=3.15.3 # Apache-2.0
+oslo.utils>=3.28.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 9e48b4c..22f0291 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -10,9 +10,9 @@ openstackdocstheme>=1.16.0 # Apache-2.0
 sphinx>=1.6.2 # BSD
 
 # for testing optional parts
-oslo.config!=4.3.0,!=4.4.0,>=4.0.0 # Apache-2.0
+oslo.config>=4.6.0 # Apache-2.0
 eventlet!=0.18.3,!=0.20.1,<0.21.0,>=0.18.2 # MIT
-greenlet>=0.3.2 # MIT
+greenlet>=0.4.10 # MIT
 
 coverage!=4.4,>=4.0 # Apache-2.0
 reno>=2.5.0 # Apache-2.0