diff --git a/requirements.txt b/requirements.txt
index 2ca85d1915..1f2565d4ff 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ oslo.middleware>=3.27.0 # Apache-2.0
 oslo.policy>=1.23.0 # Apache-2.0
 oslo.reports>=0.6.0 # Apache-2.0
 oslo.rootwrap>=5.0.0 # Apache-2.0
-oslo.serialization>=1.10.0 # Apache-2.0
+oslo.serialization!=2.19.1,>=1.10.0 # Apache-2.0
 oslo.service>=1.10.0 # Apache-2.0
 oslo.utils>=3.20.0 # Apache-2.0
 oslo.concurrency>=3.8.0 # Apache-2.0