diff --git a/lower-constraints.txt b/lower-constraints.txt
index 30848e553e9..cfb4097c722 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -67,7 +67,7 @@ oslo.config==6.11.0
 oslo.context==2.23.0
 oslo.db==6.0.0
 oslo.i18n==3.24.0
-oslo.log==3.44.0
+oslo.log==4.3.0
 oslo.messaging==6.4.0
 oslo.middleware==3.31.0
 oslo.policy==1.44.1
diff --git a/requirements.txt b/requirements.txt
index 98695d376f3..43aa357ed71 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ oslo.config>=6.11.0 # Apache-2.0
 oslo.concurrency>=3.26.0 # Apache-2.0
 oslo.context>=2.23.0 # Apache-2.0
 oslo.db>=6.0.0 # Apache-2.0
-oslo.log>=3.44.0 # Apache-2.0
+oslo.log>=4.3.0 # Apache-2.0
 oslo.messaging>=6.4.0 # Apache-2.0
 oslo.middleware>=3.31.0 # Apache-2.0
 oslo.policy>=1.44.1 # Apache-2.0