diff --git a/tests/suites/test_suite_rsa.function b/tests/suites/test_suite_rsa.function
index 1bf1850027..f8bf859bf6 100644
--- a/tests/suites/test_suite_rsa.function
+++ b/tests/suites/test_suite_rsa.function
@@ -205,27 +205,22 @@ void rsa_invalid_param( )
 
     TEST_INVALID_PARAM_RET( MBEDTLS_ERR_RSA_BAD_INPUT_DATA,
                             mbedtls_rsa_pkcs1_sign( NULL, NULL, NULL,
-                                                    valid_mode,
+                                                    MBEDTLS_RSA_PRIVATE,
                                                     0, sizeof( buf ), buf,
                                                     buf ) );
     TEST_INVALID_PARAM_RET( MBEDTLS_ERR_RSA_BAD_INPUT_DATA,
                             mbedtls_rsa_pkcs1_sign( &ctx, NULL, NULL,
-                                                    invalid_mode,
-                                                    0, sizeof( buf ), buf,
-                                                    buf ) );
-    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_RSA_BAD_INPUT_DATA,
-                            mbedtls_rsa_pkcs1_sign( &ctx, NULL, NULL,
-                                                    valid_mode,
+                                                    MBEDTLS_RSA_PRIVATE,
                                                     0, sizeof( buf ), NULL,
                                                     buf ) );
     TEST_INVALID_PARAM_RET( MBEDTLS_ERR_RSA_BAD_INPUT_DATA,
                             mbedtls_rsa_pkcs1_sign( &ctx, NULL, NULL,
-                                                    valid_mode,
+                                                    MBEDTLS_RSA_PRIVATE,
                                                     0, sizeof( buf ), buf,
                                                     NULL ) );
     TEST_INVALID_PARAM_RET( MBEDTLS_ERR_RSA_BAD_INPUT_DATA,
                             mbedtls_rsa_pkcs1_sign( &ctx, NULL, NULL,
-                                                    valid_mode,
+                                                    MBEDTLS_RSA_PRIVATE,
                                                     MBEDTLS_MD_SHA1,
                                                     0, NULL,
                                                     buf ) );