diff --git a/.gitignore b/.gitignore
index f68f2be40c..0b712dfa0f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -148,6 +148,7 @@
 /third_party/zlib
 /tools/android
 /tools/clang
+/tools/determinism
 /tools/generate_library_loader
 /tools/generate_stubs
 /tools/gn
diff --git a/setup_links.py b/setup_links.py
index 428c7c1dff..6559d47fda 100755
--- a/setup_links.py
+++ b/setup_links.py
@@ -66,6 +66,7 @@ DIRECTORIES = [
   'third_party/zlib',
   'third_party/WebKit',  # TODO(kjellander): Remove, see webrtc:5629.
   'tools/clang',
+  'tools/determinism',
   'tools/generate_library_loader',
   'tools/generate_stubs',
   'tools/gn',