diff --git a/openbsc/.gitignore b/openbsc/.gitignore
index 58885b9..2210c47 100644
--- a/openbsc/.gitignore
+++ b/openbsc/.gitignore
@@ -56,6 +56,7 @@
 src/osmo-bsc_nat/osmo-bsc_nat
 
 #tests
+tests/testsuite.dir
 tests/bsc-nat/bsc_nat_test
 tests/bsc-nat-trie/bsc_nat_trie_test
 tests/channel/channel_test