diff --git a/test/default/stream2.c b/test/default/stream2.c
index b3c5ac59..c50bbccf 100644
--- a/test/default/stream2.c
+++ b/test/default/stream2.c
@@ -17,7 +17,19 @@ unsigned char h[32];
 int main(void)
 {
     int i;
-    crypto_stream_salsa20(output, 4194304, noncesuffix, secondkey);
+    crypto_stream_salsa20(output, sizeof output, noncesuffix, secondkey);
+    crypto_hash_sha256(h, output, sizeof output);
+    for (i = 0; i < 32; ++i)
+        printf("%02x", h[i]);
+    printf("\n");
+
+    assert(sizeof output > 4000);
+
+    crypto_stream_salsa20_xor_ic(output, output, 4000, noncesuffix, 0U, secondkey);
+    for (i = 0; i < 4000; ++i)
+        assert(output[i] == 0);
+
+    crypto_stream_salsa20_xor_ic(output, output, 4000, noncesuffix, 1U, secondkey);
     crypto_hash_sha256(h, output, sizeof output);
     for (i = 0; i < 32; ++i)
         printf("%02x", h[i]);
diff --git a/test/default/stream2.exp b/test/default/stream2.exp
index 5fa208c1..23054b75 100644
--- a/test/default/stream2.exp
+++ b/test/default/stream2.exp
@@ -1 +1,2 @@
 662b9d0e3463029156069b12f918691a98f7dfb2ca0393c96bbfc6b1fbd630a2
+0cc9ffaf60a99d221b548e9762385a231121ab226d1c610d2661ced26b6ad5ee