diff --git a/.gitignore b/.gitignore
index 495acf71daf2bd88234be5054fcb72b20c5b9215..6b65f7a3186423990e0416dc0733e425e4ed807f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,3 +26,4 @@ # so require('pb.c_runtime') resolves it via LUA_CPATH.
 /runtime/pb/c_runtime.so
 /runtime/pb/c_runtime.dylib
 /runtime/pb/c/*.o
+.builds/go*.tar.gz