diff --git a/requirements.txt b/requirements.txt
index e9be10ada..6055e162c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ oslo.i18n!=3.15.2,>=2.1.0 # Apache-2.0
 oslo.log>=3.22.0 # Apache-2.0
 oslo.messaging!=5.25.0,>=5.24.2 # Apache-2.0
 oslo.reports>=0.6.0 # Apache-2.0
-oslo.serialization>=1.10.0 # Apache-2.0
+oslo.serialization!=2.19.1,>=1.10.0 # Apache-2.0
 oslo.utils>=3.20.0 # Apache-2.0
 oslo.policy>=1.23.0 # Apache-2.0
 osprofiler>=1.4.0 # Apache-2.0