diff --git a/docs/quickstart/php.md b/docs/quickstart/php.md
index 3595e820..f8e99c78 100644
--- a/docs/quickstart/php.md
+++ b/docs/quickstart/php.md
@@ -46,7 +46,10 @@ $ sudo yum install php56w php56w-devel php-pear phpunit gcc zlib-devel
 **Install PHP and PECL on Mac:**
 
 ```sh
-$ brew install homebrew/php/php56-grpc
+$ brew install homebrew/homebrew-core/php@7.1
+$ echo 'export PATH="/usr/local/opt/php@7.1/bin:$PATH"' >> ~/.zshrc
+$ echo 'export PATH="/usr/local/opt/php@7.1/sbin:$PATH"' >> ~/.zshrc
+$ source ~/.zshrc
 $ curl -O http://pear.php.net/go-pear.phar
 $ sudo php -d detect_unicode=0 go-pear.phar
 ```