diff --git a/.changelog/unreleased/miscellaneous/1958-zeroize-secret-keys.md b/.changelog/unreleased/miscellaneous/1958-zeroize-secret-keys.md
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+++ b/.changelog/unreleased/miscellaneous/1958-zeroize-secret-keys.md
@@ -0,0 +1,2 @@
+- Tag `ed25519` keys with `ZeroizeOnDrop`
+  ([\#1958](https://github.com/anoma/namada/pull/1958))
\ No newline at end of file