diff --git a/.gitignore b/.gitignore
index 2d12458a44fa511fbf9594f8a4fe683d853df88b..98dfe5a27b84d0313d60afe68231f5afa361c040 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,5 @@
 build
 work
 .DS_Store
+third_party/libmesos.so
+third_party/libmesos.dylib