diff --git a/vagrant/after.sh b/vagrant/after.sh
index 89874df209..829a28a25d 100755
--- a/vagrant/after.sh
+++ b/vagrant/after.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-PHP_VERSION="7.3"
+PHP_VERSION="8.1"
 PHPBB_PATH="/home/vagrant/phpbb"
 PHPBB_CONFIG="${PHPBB_PATH}/phpBB/config.php"
 PHPBB_INSTALL="${PHPBB_PATH}/vagrant/phpbb-install-config.yml"
diff --git a/vagrant/bootstrap.yaml b/vagrant/bootstrap.yaml
index a6d5fa9983..7deb4e70d7 100644
--- a/vagrant/bootstrap.yaml
+++ b/vagrant/bootstrap.yaml
@@ -14,7 +14,7 @@ keys:
 folders:
     - map: "."
       to: "/home/vagrant/phpbb"
-      php: "7.3"
+      php: "8.1"
 
 sites:
     - map: phpbb.app