diff --git a/oslo.serialization b/oslo.serialization
index b4be3a4603..864aa2f171 160000
--- a/oslo.serialization
+++ b/oslo.serialization
@@ -1 +1 @@
-Subproject commit b4be3a46032bd20c83847dd4ec32c49feddc5768
+Subproject commit 864aa2f1719bef5ebdf062edeb43a11696fba6c6