diff --git a/doc/website/release-notes/iceoryx-unreleased.md b/doc/website/release-notes/iceoryx-unreleased.md
index 5cf5268620..236fc4816f 100644
--- a/doc/website/release-notes/iceoryx-unreleased.md
+++ b/doc/website/release-notes/iceoryx-unreleased.md
@@ -1136,3 +1136,12 @@
     // after
     return iox::err(MyCustomError::ERROR_CODE);
     ```
+
+51. `expected::get_error` is deprecated in favour of `expected::error`
+
+    ```cpp
+    // before
+    auto e = exp.get_error();
+
+    // after
+    auto e = exp.error();