diff --git a/.gitignore b/.gitignore
index e22ca50..9b20783 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,3 +27,6 @@
 /update_engine_unittests
 /update_metadata.pb.cc
 /update_metadata.pb.h
+/UpdateAttempterTest/
+/omaha_request_action-test/
+/omaha_response_handler_action-test/