diff --git a/release-notes/20221103-operator-sdk-upgrade.md b/release-notes/20221103-operator-sdk-upgrade.md
new file mode 100644
index 000000000..02cdae301
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+++ b/release-notes/20221103-operator-sdk-upgrade.md
@@ -0,0 +1,5 @@
+<!-- markdownlint-disable MD041 -->
+* The project was rebuilt using Operator SDK version 1.23.0.
+* The operator APIs have been converted to single-group; projects depending on these will need to replace
+`github.com/submariner-io/submariner-operator/api/submariner/v1alpha1` with 
+`github.com/submariner-io/submariner-operator/api/v1alpha1` in their imports.
\ No newline at end of file