diff --git a/library/psa_crypto_hash.h b/library/psa_crypto_hash.h
index 7d52624..443110e 100644
--- a/library/psa_crypto_hash.h
+++ b/library/psa_crypto_hash.h
@@ -22,57 +22,7 @@
 #define PSA_CRYPTO_HASH_H
 
 #include <psa/crypto.h>
-#include "mbedtls/md2.h"
-#include "mbedtls/md4.h"
-#include "mbedtls/md5.h"
-#include "mbedtls/ripemd160.h"
-#include "mbedtls/sha1.h"
-#include "mbedtls/sha256.h"
-#include "mbedtls/sha512.h"
-
-#if defined(MBEDTLS_PSA_BUILTIN_ALG_MD2) || \
-    defined(MBEDTLS_PSA_BUILTIN_ALG_MD4) || \
-    defined(MBEDTLS_PSA_BUILTIN_ALG_MD5) || \
-    defined(MBEDTLS_PSA_BUILTIN_ALG_RIPEMD160) || \
-    defined(MBEDTLS_PSA_BUILTIN_ALG_SHA_1) || \
-    defined(MBEDTLS_PSA_BUILTIN_ALG_SHA_224) || \
-    defined(MBEDTLS_PSA_BUILTIN_ALG_SHA_256) || \
-    defined(MBEDTLS_PSA_BUILTIN_ALG_SHA_384) || \
-    defined(MBEDTLS_PSA_BUILTIN_ALG_SHA_512)
-#define MBEDTLS_PSA_BUILTIN_HASH
-#endif
-
-typedef struct
-{
-    psa_algorithm_t alg;
-    union
-    {
-        unsigned dummy; /* Make the union non-empty even with no supported algorithms. */
-#if defined(MBEDTLS_MD2_C)
-        mbedtls_md2_context md2;
-#endif
-#if defined(MBEDTLS_MD4_C)
-        mbedtls_md4_context md4;
-#endif
-#if defined(MBEDTLS_MD5_C)
-        mbedtls_md5_context md5;
-#endif
-#if defined(MBEDTLS_RIPEMD160_C)
-        mbedtls_ripemd160_context ripemd160;
-#endif
-#if defined(MBEDTLS_SHA1_C)
-        mbedtls_sha1_context sha1;
-#endif
-#if defined(MBEDTLS_SHA256_C)
-        mbedtls_sha256_context sha256;
-#endif
-#if defined(MBEDTLS_SHA512_C)
-        mbedtls_sha512_context sha512;
-#endif
-    } ctx;
-} mbedtls_psa_hash_operation_t;
-
-#define MBEDTLS_PSA_HASH_OPERATION_INIT {0, {0}}
+#include <psa/crypto_builtin_hash.h>
 
 /** Calculate the hash (digest) of a message using Mbed TLS routines.
  *
@@ -276,9 +226,6 @@
  */
 
 #if defined(PSA_CRYPTO_DRIVER_TEST)
-typedef struct {
-    mbedtls_psa_hash_operation_t operation;
-} mbedtls_transparent_test_driver_hash_operation_t;
 
 psa_status_t mbedtls_transparent_test_driver_hash_compute(
     psa_algorithm_t alg,