diff --git a/tests/suites/test_suite_bignum.function b/tests/suites/test_suite_bignum.function
index 4b5aee5775..6b59a517f6 100644
--- a/tests/suites/test_suite_bignum.function
+++ b/tests/suites/test_suite_bignum.function
@@ -1467,17 +1467,17 @@ void mpi_core_get_mont_R2_unsafe( char * input_N,
     TEST_EQUAL( 0, mbedtls_test_read_mpi( &RR_REF, input_rr ) );
 
     /* All of the inputs are +ve (or zero) */
-    TEST_EQUAL( 1, sign_is_valid(&N));
-    TEST_EQUAL( 1, sign_is_valid(&RR_REF));
+    TEST_EQUAL( 1, sign_is_valid( &N ) );
+    TEST_EQUAL( 1, sign_is_valid( &RR_REF ) );
 
     /* Test valid input */
     TEST_EQUAL( 0, mbedtls_mpi_core_get_mont_R2_unsafe( &RR, &N ) );
 
     /* Test that the moduli is odd */
-    TEST_EQUAL(N.p[0] ^ 1, N.p[0] - 1);
+    TEST_EQUAL( N.p[0] ^ 1, N.p[0] - 1 );
 
    /* Output is +ve (or zero) */
-    TEST_EQUAL( 1, sign_is_valid(&RR));
+    TEST_EQUAL( 1, sign_is_valid( &RR ) );
 
     /* rr is updated to a valid pointer */
     TEST_ASSERT( RR.p != NULL );