diff --git a/third_party/cpplint/LICENSE b/third_party/cpplint/LICENSE
old mode 100755
new mode 100644
diff --git a/third_party/cpplint/README.rst b/third_party/cpplint/README.rst
old mode 100755
new mode 100644
diff --git a/third_party/cpplint/update.sh b/third_party/cpplint/update.sh
new file mode 100755
index 00000000..03b6785b
--- /dev/null
+++ b/third_party/cpplint/update.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+wget -N https://raw.githubusercontent.com/cpplint/cpplint/master/cpplint.py
+wget -N https://raw.githubusercontent.com/cpplint/cpplint/master/LICENSE
+wget -N https://raw.githubusercontent.com/cpplint/cpplint/master/README.rst