diff --git a/Brewfile b/Brewfile
new file mode 100644
index 0000000..3a7139a
--- /dev/null
+++ b/Brewfile
@@ -0,0 +1,6 @@
+brew "libffi"
+brew "gnupg2"
+brew "pgpdump"
+brew "openssl@1.1"
+brew "gpgme"
+brew "swig"
diff --git a/install_dependencies.osx.sh b/install_dependencies.osx.sh
index 8696fb4..9f59bda 100755
--- a/install_dependencies.osx.sh
+++ b/install_dependencies.osx.sh
@@ -1,5 +1,4 @@
 #!/bin/bash
 
 brew unlink python@3.9 && brew link --overwrite python@3.9
-brew update 1>/dev/null
-brew install -q libffi gnupg2 pgpdump openssl@1.1 gpgme swig
+brew bundle install