diff --git a/releasenotes/notes/qpdgate-serialization-710ce2fc6ab898e0.yaml b/releasenotes/notes/qpdgate-serialization-710ce2fc6ab898e0.yaml
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index 000000000..bf3cb0a3b
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+++ b/releasenotes/notes/qpdgate-serialization-710ce2fc6ab898e0.yaml
@@ -0,0 +1,8 @@
+---
+fixes:
+  - |
+    It is now possible to serialize :class:`.SingleQubitQPDGate`, but
+    there are still some other issues that remain with serialization
+    and deserialization.  See issue `#455
+    <https://github.com/Qiskit-Extensions/circuit-knitting-toolbox/issues/445>`__
+    for details.