diff --git a/script/update-libgit2 b/script/update-libgit2
deleted file mode 100755
index 3960f37c0..000000000
--- a/script/update-libgit2
+++ /dev/null
@@ -1,19 +0,0 @@
-#!/bin/sh
-
-# From root of libgit2 repo:
-# mkdir build
-# cd build
-# cmake .. -DCMAKE_INSTALL_PREFIX=~/github/atom/git2  -DCMAKE_OSX_ARCHITECTURES="i386;x86_64" -DCMAKE_BUILD_TYPE=Release -DTHREADSAFE=1 -DBUILD_CLAR=OFF
-
-# cmake --build . --target install
-#
-# From root of atom repo:
-# mv git2/lib/libgit2.0.17.0.dylib git2/frameworks/libgit2.0.17.0.dylib
-# rm -fr git2/lib
-# script/update-libgit2
-
-# update the id of the dylib
-install_name_tool -id @executable_path/libgit2.0.17.0.dylib git2/frameworks/libgit2.0.17.0.dylib
-
-# Verify @executable_path is in the output of:
-otool -L git2/frameworks/libgit2.0.17.0.dylib