diff --git a/global-requirements.txt b/global-requirements.txt
index 9029d40716..50708aca1c 100644
--- a/global-requirements.txt
+++ b/global-requirements.txt
@@ -133,7 +133,7 @@ ordereddict>=1.1  # MIT
 osc-lib>=1.8.0  # Apache-2.0
 osc-placement>=1.0.0  # Apache-2.0
 oslo.cache>=1.26.0  # Apache-2.0
-oslo.config>=5.1.0  # Apache-2.0
+oslo.config>=5.2.0  # Apache-2.0
 oslo.concurrency>=3.25.0  # Apache-2.0
 oslo.context>=2.19.2  # Apache-2.0
 oslo.db>=4.27.0  # Apache-2.0
diff --git a/lower-constraints.txt b/lower-constraints.txt
index 9ef33294a3..cc4e21a39a 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -358,7 +358,7 @@ numpy===1.13.3
 repoze.who===2.3
 msgpack===0.5.1
 Sphinx===1.6.5
-oslo.config===5.1.0
+oslo.config===5.2.0
 tempest===17.1.0
 django-floppyforms===1.0
 openstackdocstheme===1.18.1