diff --git a/.gitignore b/.gitignore
index 24fbf6d2b..4517c68ac 100644
--- a/.gitignore
+++ b/.gitignore
@@ -133,3 +133,6 @@ src/util/taler_error_codes.c
 .deps/
 src/bank-lib/taler-wire-gateway-client
 build-aux/
+src/testing/test_exchange_api_home/.local/share/taler/exchange/offline-keys/secm_tofus.pub
+src/testing/test_exchange_api_keys_cherry_picking_home/.local/share/taler/exchange/offline-keys/secm_tofus.pub
+src/testing/test_taler_exchange_httpd_home/.local/share/taler/exchange/offline-keys/secm_tofus.pub