remove duplicate T(mp_tc_div_2d)
diff --git a/demo/test.c b/demo/test.c
index 31e6b96..aed8756 100644
--- a/demo/test.c
+++ b/demo/test.c
@@ -1245,7 +1245,6 @@ int unit_tests(void) {
T(mp_sqrtmod_prime),
T(mp_tc_and),
T(mp_tc_div_2d),
- T(mp_tc_div_2d),
T(mp_tc_or),
T(mp_tc_xor),
#undef T