diff --git a/openbsc/.gitignore b/openbsc/.gitignore
index 55f4a31..28fdcc8 100644
--- a/openbsc/.gitignore
+++ b/openbsc/.gitignore
@@ -80,6 +80,7 @@
 tests/subscr/subscr_test
 tests/oap/oap_test
 tests/gtphub/gtphub_test
+tests/mm_auth/mm_auth_test
 
 tests/atconfig
 tests/atlocal