diff --git a/local/Brewfile b/local/Brewfile
new file mode 100644
index 0000000000..11e64d3043
--- /dev/null
+++ b/local/Brewfile
@@ -0,0 +1,8 @@
+tap "bazelbuild/tap", pin: true
+brew "bazel"
+brew "golang"
+brew "node"
+brew "nodeenv"
+brew "pkill"
+brew "python@2"
+brew "xz"
diff --git a/local/install_deps_macos.bash b/local/install_deps_macos.bash
index 0b20ec47ce..dfbc12e3e2 100755
--- a/local/install_deps_macos.bash
+++ b/local/install_deps_macos.bash
@@ -19,26 +19,7 @@ if ! which brew > /dev/null 2>&1; then
   exit 1
 fi
 
-bazel_tap="bazelbuild/tap"
-
-if ! brew tap | grep $bazel_tap > /dev/null 2>&1; then
-  brew tap $bazel_tap
-fi
-
-if ! brew tap --list-pinned | grep $bazel_tap > /dev/null 2>&1; then
-  brew tap-pin $bazel_tap
-fi
-
-brew install \
-    bazel \
-    golang \
-    node \
-    nodeenv \
-    npm \
-    pkill \
-    python@2 \
-    xz
-
+brew bundle --file=$(dirname "$0")/Brewfile
 pip install virtualenv
 
 # Setup virtualenv.