diff --git a/requirements.txt b/requirements.txt
index 9ed8e27a..2257cdf3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Babel!=2.4.0,>=2.3.4 # BSD
 
 eventlet!=0.18.3,!=0.20.1,<0.21.0,>=0.18.2 # MIT
 oslo.concurrency>=3.25.0 # Apache-2.0
-oslo.config>=5.1.0 # Apache-2.0
+oslo.config>=5.2.0 # Apache-2.0
 oslo.log>=3.36.0 # Apache-2.0
 oslo.utils>=3.33.0 # Apache-2.0
 oslo.i18n>=3.15.3 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 94004edd..48a42323 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -7,8 +7,8 @@ hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 coverage!=4.4,>=4.0 # Apache-2.0
 ddt>=1.0.1 # MIT
 docutils>=0.11 # OSI-Approved Open Source, Public Domain
-sphinx!=1.6.6,>=1.6.2 # BSD
-oslo.config>=5.1.0 # Apache-2.0
+sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
+oslo.config>=5.2.0 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD