diff --git a/library/ssl_misc.h b/library/ssl_misc.h
index 0656439..73504a6 100644
--- a/library/ssl_misc.h
+++ b/library/ssl_misc.h
@@ -948,6 +948,12 @@
 
 #if defined(MBEDTLS_SSL_SOME_SUITES_USE_MAC)
 
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
+    mbedtls_svc_key_id_t psa_mac_enc;           /*!<  MAC (encryption)        */
+    mbedtls_svc_key_id_t psa_mac_dec;           /*!<  MAC (decryption)        */
+    psa_algorithm_t psa_mac_alg;                /*!<  psa MAC algorithm       */
+#endif
+
     mbedtls_md_context_t md_ctx_enc;            /*!<  MAC (encryption)        */
     mbedtls_md_context_t md_ctx_dec;            /*!<  MAC (decryption)        */