diff --git a/_tools/setup.sh b/_tools/setup.sh
deleted file mode 100755
index fd4c786..0000000
--- a/_tools/setup.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/sh
-
-cp contrib/pre-commit .git/hooks/pre-commit
-chmod +x .git/hooks/pre-commit