diff --git a/RELEASENOTES-DEVELOPMENT.md b/RELEASENOTES-DEVELOPMENT.md
index 18966ad5..b12b9aa9 100644
--- a/RELEASENOTES-DEVELOPMENT.md
+++ b/RELEASENOTES-DEVELOPMENT.md
@@ -1,3 +1,8 @@
+Version 5.0.3-dev-4-g07ca1891
+==
+**Bug Fix**
+* Make code using `getifaddrs()` uncancellable to prevent a mysterious `Unexpected error 9 on netlink descriptor` error. Thanks to [microfx](https://github.com/microfx) for reporting the [issue](https://github.com/mikebrady/shairport-sync/issues/2184).
+
 Version 5.0.3-dev
 ==
 **Small Changes**