diff --git a/.gitignore b/.gitignore
index 28392b5..71b27f2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -62,6 +62,7 @@
 tests/smscb/smscb_test
 tests/bits/bitrev_test
 tests/a5/a5_test
+tests/comp128/comp128_test
 tests/auth/milenage_test
 tests/conv/conv_test
 tests/lapd/lapd_test