diff --git a/dist/index.js b/dist/index.js
index c76a79c0..0d944bb3 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -258,7 +258,7 @@ async function addExtensionDarwin(extension_csv, version) {
             case /(5\.[3-6]|7\.0)pcov/.test(version_extension):
                 add_script += await utils.getUnsupportedLog('pcov', version, 'darwin');
                 return;
-            case /(?<!5\.[3-5])(amqp|apcu|expect|gnupg|grpc|igbinary|imagick|imap|mailparse|memcache|memcached|mongodb|msgpack|protobuf|psr|raphf|rdkafka|redis|ssh2|swoole|xdebug|xdebug2|yaml|zmq)/.test(version_extension):
+            case /(?<!5\.[3-5])(amqp|apcu|expect|gnupg|grpc|igbinary|imagick|imap|mailparse|mcrypt|memcache|memcached|mongodb|msgpack|protobuf|psr|raphf|rdkafka|redis|ssh2|swoole|xdebug|xdebug2|yaml|zmq)/.test(version_extension):
             case /(5\.6|7\.[0-4])propro/.test(version_extension):
             case /(?<!5\.[3-6]|7\.0)pcov/.test(version_extension):
             case /(?<!5\.[3-6])(vips|xlswriter)/.test(version_extension):
diff --git a/src/configs/brew_extensions b/src/configs/brew_extensions
index a1847680..77412eb4 100644
--- a/src/configs/brew_extensions
+++ b/src/configs/brew_extensions
@@ -7,6 +7,7 @@ igbinary=igbinary
 imagick=imagick
 imap=imap
 mailparse=mailparse
+mcrypt=mcrypt
 memcache=memcache
 memcached=memcached
 mongodb=mongodb
diff --git a/src/extensions.ts b/src/extensions.ts
index 506d0957..b586770d 100644
--- a/src/extensions.ts
+++ b/src/extensions.ts
@@ -78,7 +78,7 @@ export async function addExtensionDarwin(
       // match 7.1 and newer - pcov
       // match 5.6 to 7.4 - propro
       // match 7.0 and newer - vips, xlswriter
-      case /(?<!5\.[3-5])(amqp|apcu|expect|gnupg|grpc|igbinary|imagick|imap|mailparse|memcache|memcached|mongodb|msgpack|protobuf|psr|raphf|rdkafka|redis|ssh2|swoole|xdebug|xdebug2|yaml|zmq)/.test(
+      case /(?<!5\.[3-5])(amqp|apcu|expect|gnupg|grpc|igbinary|imagick|imap|mailparse|mcrypt|memcache|memcached|mongodb|msgpack|protobuf|psr|raphf|rdkafka|redis|ssh2|swoole|xdebug|xdebug2|yaml|zmq)/.test(
         version_extension
       ):
       case /(5\.6|7\.[0-4])propro/.test(version_extension):