diff --git a/tests/suites/test_suite_ecp.function b/tests/suites/test_suite_ecp.function
index f2b6376..e820067 100644
--- a/tests/suites/test_suite_ecp.function
+++ b/tests/suites/test_suite_ecp.function
@@ -124,12 +124,14 @@
     mbedtls_mpi dA, xA, yA, dB, xZ, yZ;
     int cnt_restarts;
     int ret;
+    mbedtls_test_rnd_pseudo_info rnd_info;
 
     mbedtls_ecp_restart_init( &ctx );
     mbedtls_ecp_group_init( &grp );
     mbedtls_ecp_point_init( &R ); mbedtls_ecp_point_init( &P );
     mbedtls_mpi_init( &dA ); mbedtls_mpi_init( &xA ); mbedtls_mpi_init( &yA );
     mbedtls_mpi_init( &dB ); mbedtls_mpi_init( &xZ ); mbedtls_mpi_init( &yZ );
+    memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) );
 
     TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 );
 
@@ -147,7 +149,8 @@
     cnt_restarts = 0;
     do {
         ECP_PT_RESET( &R );
-        ret = mbedtls_ecp_mul_restartable( &grp, &R, &dA, &grp.G, NULL, NULL, &ctx );
+        ret = mbedtls_ecp_mul_restartable( &grp, &R, &dA, &grp.G,
+                &mbedtls_test_rnd_pseudo_rand, &rnd_info, &ctx );
     } while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS && ++cnt_restarts );
 
     TEST_ASSERT( ret == 0 );
@@ -162,7 +165,8 @@
     cnt_restarts = 0;
     do {
         ECP_PT_RESET( &R );
-        ret = mbedtls_ecp_mul_restartable( &grp, &R, &dB, &P, NULL, NULL, &ctx );
+        ret = mbedtls_ecp_mul_restartable( &grp, &R, &dB, &P,
+                &mbedtls_test_rnd_pseudo_rand, &rnd_info, &ctx );
     } while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS && ++cnt_restarts );
 
     TEST_ASSERT( ret == 0 );
@@ -176,7 +180,8 @@
      * This test only makes sense when we actually restart */
     if( min_restarts > 0 )
     {
-        ret = mbedtls_ecp_mul_restartable( &grp, &R, &dB, &P, NULL, NULL, &ctx );
+        ret = mbedtls_ecp_mul_restartable( &grp, &R, &dB, &P,
+                &mbedtls_test_rnd_pseudo_rand, &rnd_info, &ctx );
         TEST_ASSERT( ret == MBEDTLS_ERR_ECP_IN_PROGRESS );
     }
 
@@ -294,12 +299,14 @@
     TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xA ) == 0 );
     TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.Y, &yA ) == 0 );
     TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 );
-    TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dB, &R, NULL, NULL ) == 0 );
+    TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dB, &R,
+                          &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 );
     TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xZ ) == 0 );
     TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.Y, &yZ ) == 0 );
     TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 );
 
-    TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dB, &grp.G, NULL, NULL ) == 0 );
+    TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dB, &grp.G,
+                          &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 );
     TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xB ) == 0 );
     TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.Y, &yB ) == 0 );
     TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 );
@@ -351,11 +358,13 @@
     TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 );
     TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xS ) == 0 );
 
-    TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dB, &grp.G, NULL, NULL ) == 0 );
+    TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dB, &grp.G,
+                          &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 );
     TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 );
     TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xB ) == 0 );
 
-    TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dA, &R, NULL, NULL ) == 0 );
+    TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dA, &R,
+                          &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 );
     TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 );
     TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xS ) == 0 );