diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index ce97f6a..908ba93 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -561,11 +561,6 @@
 #error "MBEDTLS_PSA_ITS_FILE_C defined, but not all prerequisites"
 #endif
 
-#if defined(MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER) && \
-    defined(MBEDTLS_USE_PSA_CRYPTO)
-#error "MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER defined, but it cannot coexist with MBEDTLS_USE_PSA_CRYPTO."
-#endif
-
 #if defined(MBEDTLS_RSA_C) && ( !defined(MBEDTLS_BIGNUM_C) ||         \
     !defined(MBEDTLS_OID_C) )
 #error "MBEDTLS_RSA_C defined, but not all prerequisites"
diff --git a/include/mbedtls/pk.h b/include/mbedtls/pk.h
index 5f9f29f..9ad7a1d 100644
--- a/include/mbedtls/pk.h
+++ b/include/mbedtls/pk.h
@@ -351,7 +351,7 @@
  * \return          #MBEDTLS_ERR_PK_ALLOC_FAILED on allocation failure.
  */
 int mbedtls_pk_setup_opaque( mbedtls_pk_context *ctx,
-                             const psa_key_id_t key );
+                             const mbedtls_svc_key_id_t key );
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 
 #if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
@@ -898,7 +898,7 @@
  * \return          An Mbed TLS error code otherwise.
  */
 int mbedtls_pk_wrap_as_opaque( mbedtls_pk_context *pk,
-                               psa_key_id_t *key,
+                               mbedtls_svc_key_id_t *key,
                                psa_algorithm_t hash_alg );
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 
diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index 072ebbe..77a7aaa 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -1380,7 +1380,7 @@
 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-    psa_key_id_t MBEDTLS_PRIVATE(psk_opaque); /*!< PSA key slot holding opaque PSK. This field
+    mbedtls_svc_key_id_t MBEDTLS_PRIVATE(psk_opaque); /*!< PSA key slot holding opaque PSK. This field
                               *   should only be set via
                               *   mbedtls_ssl_conf_psk_opaque().
                               *   If either no PSK or a raw PSK have been
@@ -3042,7 +3042,7 @@
  * \return         Another negative error code on other kinds of failure.
  */
 int mbedtls_ssl_conf_psk_opaque( mbedtls_ssl_config *conf,
-                                 psa_key_id_t psk,
+                                 mbedtls_svc_key_id_t psk,
                                  const unsigned char *psk_identity,
                                  size_t psk_identity_len );
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
@@ -3088,7 +3088,7 @@
  * \return         An \c MBEDTLS_ERR_SSL_XXX error code on failure.
  */
 int mbedtls_ssl_set_hs_psk_opaque( mbedtls_ssl_context *ssl,
-                                   psa_key_id_t psk );
+                                   mbedtls_svc_key_id_t psk );
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 
 /**