diff --git a/library/x509write_crt.c b/library/x509write_crt.c
index c89670a..a8ea945 100644
--- a/library/x509write_crt.c
+++ b/library/x509write_crt.c
@@ -728,7 +728,7 @@
 
     /* Compute hash of CRT. */
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-    psa_algorithm = mbedtls_hash_info_psa_from_md(ctx->md_alg);
+    psa_algorithm = mbedtls_md_psa_alg_from_type(ctx->md_alg);
 
     status = psa_hash_compute(psa_algorithm,
                               c,