diff --git a/builders/acquia.js b/builders/acquia.js
index cf14f24..15ec49b 100644
--- a/builders/acquia.js
+++ b/builders/acquia.js
@@ -16,7 +16,7 @@ module.exports = {
     defaultFiles: {},
     drush: '8.4.8',
     inbox: true,
-    php: '7.4',
+    php: '8.1',
     services: {appserver: {
       build: [],
       overrides: {volumes: [], environment: {}},
diff --git a/docs/config.md b/docs/config.md
index d721f00..dc8c8bb 100644
--- a/docs/config.md
+++ b/docs/config.md
@@ -20,7 +20,7 @@ config:
   cache: true
   composer_version: '2'
   inbox: true
-  php: '7.4'
+  php: '8.1'
   xdebug: false
 ```
 
diff --git a/examples/drupal/README.md b/examples/drupal/README.md
index 3a754db..cf0e29a 100644
--- a/examples/drupal/README.md
+++ b/examples/drupal/README.md
@@ -62,7 +62,7 @@ lando composer --version | grep Composer | grep 2.
 cd drupal9
 lando ssh -c "/usr/local/bin/composer --version" | grep Composer | grep "2.0.11"
 
-# Should use php version 7.4 by default
+# Should use php version 8.1 by default
 cd drupal9
 lando php -v | grep "PHP 8.1"