diff --git a/tests/suites/test_suite_ecdsa.function b/tests/suites/test_suite_ecdsa.function
index a8b1e45..7e1daa2 100644
--- a/tests/suites/test_suite_ecdsa.function
+++ b/tests/suites/test_suite_ecdsa.function
@@ -1,11 +1,11 @@
 /* BEGIN_HEADER */
 #include "mbedtls/ecdsa.h"
+#include "hash_info.h"
 #include "legacy_or_psa.h"
 #if ( defined(MBEDTLS_ECDSA_DETERMINISTIC) && defined(MBEDTLS_SHA256_C) ) || \
     ( !defined(MBEDTLS_ECDSA_DETERMINISTIC) && defined(MBEDTLS_HAS_ALG_SHA_256_VIA_LOWLEVEL_OR_PSA) )
 #define MBEDTLS_HAS_ALG_SHA_256_VIA_MD_IF_DETERMINISTIC
 #endif
-#define MBEDTLS_TEST_HASH_MAX_SIZE 64
 /* END_HEADER */
 
 /* BEGIN_DEPENDENCIES
@@ -20,7 +20,7 @@
     mbedtls_ecp_point Q;
     mbedtls_mpi d, r, s;
     mbedtls_test_rnd_pseudo_info rnd_info;
-    unsigned char buf[MBEDTLS_TEST_HASH_MAX_SIZE];
+    unsigned char buf[MBEDTLS_HASH_MAX_SIZE];
 
     mbedtls_ecp_group_init( &grp );
     mbedtls_ecp_point_init( &Q );
@@ -52,7 +52,7 @@
     mbedtls_ecp_point Q;
     mbedtls_mpi d, r, s;
     mbedtls_test_rnd_pseudo_info rnd_info;
-    unsigned char buf[MBEDTLS_TEST_HASH_MAX_SIZE];
+    unsigned char buf[MBEDTLS_HASH_MAX_SIZE];
 
     mbedtls_ecp_group_init( &grp );
     mbedtls_ecp_point_init( &Q );