diff --git a/requirements.txt b/requirements.txt
index 66fbae4..bb993f8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 
 dogpile.cache>=0.6.2 # BSD
 six>=1.9.0 # MIT
-oslo.config>=3.14.0 # Apache-2.0
+oslo.config!=3.18.0,>=3.14.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.log>=3.11.0 # Apache-2.0
-oslo.utils>=3.16.0 # Apache-2.0
+oslo.utils>=3.17.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 836099e..a57be38 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -6,4 +6,4 @@ mock>=2.0 # BSD
 oslotest>=1.10.0 # Apache-2.0
 oslosphinx>=4.7.0 # Apache-2.0
 sphinx!=1.3b1,<1.4,>=1.2.1 # BSD
-reno>=1.8.0 # Apache2
+reno>=1.8.0 # Apache-2.0