diff --git a/ChangeLog.d/one-shot_cipher_functions.txt b/ChangeLog.d/one-shot_cipher_functions.txt
new file mode 100644
index 0000000..30b8ae5
--- /dev/null
+++ b/ChangeLog.d/one-shot_cipher_functions.txt
@@ -0,0 +1,4 @@
+API changes
+   * Implement one-shot cipher functions, psa_cipher_encrypt and
+     psa_cipher_decrypt, according to the PSA Crypto API 1.0.0
+     documentation.