diff --git a/doc/requirements.txt b/doc/requirements.txt
index 68027de523..27fa30590a 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -4,7 +4,7 @@
 
 # required to build documentation
 openstackdocstheme>=1.18.1 # Apache-2.0
-sphinx!=1.6.6,>=1.6.2 # BSD
+sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
 reno>=2.5.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD
 os-api-ref>=1.4.0 # Apache-2.0
diff --git a/requirements.txt b/requirements.txt
index 1b9e732c71..c0841c7e7f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ bcrypt>=3.1.3 # Apache-2.0
 scrypt>=0.8.0 # BSD
 oslo.cache>=1.26.0 # Apache-2.0
 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.context>=2.19.2 # Apache-2.0
 oslo.messaging>=5.29.0 # Apache-2.0
 oslo.db>=4.27.0 # Apache-2.0