diff --git a/Formula/twilio.rb b/Formula/twilio.rb
index 51ac932..cb2b8ba 100644
--- a/Formula/twilio.rb
+++ b/Formula/twilio.rb
@@ -3,9 +3,9 @@
 class Twilio < Formula
   desc "unleash the power of Twilio from your command prompt"
   homepage "https://github.com/twilio/twilio-cli"
-  url "https://twilio-cli-prod.s3.amazonaws.com/twilio-v5.15.0/twilio-v5.15.0.tar.gz"
-  version "5.15.0"
-  sha256 "8099afe05863a7935c4cb403d5f4bf75e529969fef4630d4959bcdf6941cd6ef"
+  url "https://twilio-cli-prod.s3.amazonaws.com/twilio-v5.16.1/twilio-v5.16.1.tar.gz"
+  version "5.16.1"
+  sha256 "e4d9ad98adc572197f397862710f8adbbb593decbe250ba044af61dc659ad2cc"
   depends_on "node"
 
   def install
diff --git a/Formula/twilio@5.15.0.rb b/Formula/twilio@5.15.0.rb
new file mode 100644
index 0000000..7c6e64e
--- /dev/null
+++ b/Formula/twilio@5.15.0.rb
@@ -0,0 +1,21 @@
+require "language/node"
+
+class TwilioAT5150 < Formula
+  desc "unleash the power of Twilio from your command prompt"
+  homepage "https://github.com/twilio/twilio-cli"
+  url "https://twilio-cli-prod.s3.amazonaws.com/twilio-v5.15.0/twilio-v5.15.0.tar.gz"
+  version "5.15.0"
+  sha256 "8099afe05863a7935c4cb403d5f4bf75e529969fef4630d4959bcdf6941cd6ef"
+  depends_on "node"
+
+  def install
+    inreplace "bin/twilio", /^CLIENT_HOME=/, "export TWILIO_OCLIF_CLIENT_HOME=#{lib/"client"}\nCLIENT_HOME="
+    libexec.install Dir["*"]
+    bin.install_symlink libexec/"bin/twilio"
+  end
+
+  def post_install
+    pid = spawn("node #{libexec}/welcome.js")
+    Process.wait pid
+  end
+end