diff --git a/test/testsc.c b/test/testsc.c
index 55a64aba..85f7de21 100644
--- a/test/testsc.c
+++ b/test/testsc.c
@@ -1610,6 +1610,8 @@ static void test_ntru(void)
                 ntru_encode_plaintext(plaintext, p, BinarySink_UPCAST(buffer));
                 log_end();
 
+                ntru_keypair_free(keypair);
+
                 break;
             }