diff --git a/include/mbedtls/psa_util.h b/include/mbedtls/psa_util.h
index dcca12a..f030bea 100644
--- a/include/mbedtls/psa_util.h
+++ b/include/mbedtls/psa_util.h
@@ -124,6 +124,9 @@
 
 /* Translations for hashing. */
 
+/* Note: this function should not be used from inside the library, use
+ * mbedtls_hash_info_psa_from_md() from the internal hash_info.h instead.
+ * It is kept only for compatibility in case applications were using it. */
 static inline psa_algorithm_t mbedtls_psa_translate_md( mbedtls_md_type_t md_alg )
 {
     switch( md_alg )