diff --git a/requirements.txt b/requirements.txt
index f0f3349131..5a761cfba0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ oslo.config>=3.14.0 # Apache-2.0
 oslo.context>=2.9.0 # Apache-2.0
 oslo.db!=4.13.1,!=4.13.2,>=4.10.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
-oslo.log>=1.14.0 # Apache-2.0
+oslo.log>=3.11.0 # Apache-2.0
 oslo.messaging>=5.2.0 # Apache-2.0
 oslo.middleware>=3.0.0 # Apache-2.0
 oslo.policy>=1.9.0 # Apache-2.0
@@ -30,7 +30,7 @@ PasteDeploy>=1.5.0 # MIT
 pyparsing>=2.0.1 # MIT
 python-neutronclient>=5.1.0 # Apache-2.0
 keystoneauth1>=2.10.0 # Apache-2.0
-keystonemiddleware!=4.1.0,!=4.5.0,>=4.0.0 # Apache-2.0
+keystonemiddleware!=4.5.0,>=4.2.0 # Apache-2.0
 requests>=2.10.0 # Apache-2.0
 retrying!=1.3.0,>=1.2.3 # Apache-2.0
 Routes!=2.0,!=2.1,!=2.3.0,>=1.12.3;python_version=='2.7' # MIT