diff --git a/library/psa_crypto_ecp.c b/library/psa_crypto_ecp.c
index db6682c..59c3a0e 100644
--- a/library/psa_crypto_ecp.c
+++ b/library/psa_crypto_ecp.c
@@ -26,7 +26,7 @@
 #include "psa_crypto_core.h"
 #include "psa_crypto_ecp.h"
 #include "psa_crypto_random_impl.h"
-#include "psa_crypto_hash.h"
+#include "hash_info.h"
 
 #include <stdlib.h>
 #include <string.h>
@@ -367,8 +367,7 @@
     {
 #if defined(MBEDTLS_PSA_BUILTIN_ALG_DETERMINISTIC_ECDSA)
         psa_algorithm_t hash_alg = PSA_ALG_SIGN_GET_HASH( alg );
-        const mbedtls_md_info_t *md_info = mbedtls_md_info_from_psa( hash_alg );
-        mbedtls_md_type_t md_alg = mbedtls_md_get_type( md_info );
+        mbedtls_md_type_t md_alg = mbedtls_hash_info_md_from_psa( hash_alg );
         MBEDTLS_MPI_CHK( mbedtls_ecdsa_sign_det_ext(
                              &ecp->grp, &r, &s,
                              &ecp->d, hash,