diff --git a/tests/suites/test_suite_mpi.data b/tests/suites/test_suite_mpi.data
index fb2c553..3488854 100644
--- a/tests/suites/test_suite_mpi.data
+++ b/tests/suites/test_suite_mpi.data
@@ -1132,6 +1132,33 @@
 MPI random in range: 3..4
 mpi_random_many:1:"04":1000
 
+MPI random in range: smaller result
+mpi_random_grown:1:"aaaaaaaaaaaaaaaabbbbbbbbbbbbbbbb":1
+
+MPI random in range: same size result (32-bit limbs)
+mpi_random_grown:1:"aaaaaaaaaaaaaaaa":2
+
+MPI random in range: same size result (64-bit limbs)
+mpi_random_grown:1:"aaaaaaaaaaaaaaaa":1
+
+MPI random in range: larger result
+mpi_random_grown:1:"aaaaaaaaaaaaaaaa":3
+
+MPI random in range: leading 0 limb in upper bound #0
+mpi_random_grown:1:"00aaaaaaaaaaaaaaaa":0
+
+MPI random in range: leading 0 limb in upper bound #1
+mpi_random_grown:1:"00aaaaaaaaaaaaaaaa":1
+
+MPI random in range: leading 0 limb in upper bound #2
+mpi_random_grown:1:"00aaaaaaaaaaaaaaaa":2
+
+MPI random in range: leading 0 limb in upper bound #3
+mpi_random_grown:1:"00aaaaaaaaaaaaaaaa":3
+
+MPI random in range: leading 0 limb in upper bound #4
+mpi_random_grown:1:"00aaaaaaaaaaaaaaaa":4
+
 MPI random bad arguments: min < 0
 mpi_random_fail:-1:"04":MBEDTLS_ERR_MPI_BAD_INPUT_DATA
 
diff --git a/tests/suites/test_suite_mpi.function b/tests/suites/test_suite_mpi.function
index 0ca6b64..f3c9107 100644
--- a/tests/suites/test_suite_mpi.function
+++ b/tests/suites/test_suite_mpi.function
@@ -1538,6 +1538,29 @@
 /* END_CASE */
 
 /* BEGIN_CASE */
+void mpi_random_grown( int min, data_t *bound_bytes, int nlimbs )
+{
+    mbedtls_mpi upper_bound;
+    mbedtls_mpi result;
+
+    mbedtls_mpi_init( &upper_bound );
+    mbedtls_mpi_init( &result );
+
+    TEST_EQUAL( 0, mbedtls_mpi_grow( &result, nlimbs ) );
+    TEST_EQUAL( 0, mbedtls_mpi_read_binary( &upper_bound,
+                                            bound_bytes->x, bound_bytes->len ) );
+    TEST_EQUAL( 0, mbedtls_mpi_random( &result, min, &upper_bound,
+                                       mbedtls_test_rnd_std_rand, NULL ) );
+    TEST_ASSERT( mbedtls_mpi_cmp_mpi( &result, &upper_bound ) < 0 );
+    TEST_ASSERT( mbedtls_mpi_cmp_int( &result, min ) >= 0 );
+
+exit:
+    mbedtls_mpi_free( &upper_bound );
+    mbedtls_mpi_free( &result );
+}
+/* END_CASE */
+
+/* BEGIN_CASE */
 void mpi_random_fail( int min, data_t *bound_bytes, int expected_ret )
 {
     mbedtls_mpi upper_bound;