diff --git a/.gitignore b/.gitignore
index c93a52e04..55f5ccee7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 out
+build
 third_party/clspv
 third_party/clspv-clang
 third_party/clspv-llvm