diff --git a/.gitignore b/.gitignore
index 8fdd25ed8..6f2160062 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,8 +19,17 @@ tools/generate_library_loader
 tools/gn
 tools/gyp
 tools/memory
+tools/protoc_wrapper/protoc_wrapper.py
 tools/python
+tools/swarming_client
 tools/valgrind
+tools/vim/chromium.ycm_extra_conf.py
+tools/vim/clang-format.vim
+tools/vim/filetypes.vim
+tools/vim/mojom/ftdetect/mojomfiletype.vim
+tools/vim/mojom/syntax/mojom.vim
+tools/vim/ninja-build.vim
+tools/vim/ninja_output.py
 tools/win
 
 # Files generated by CMake build