diff --git a/14.0-rc/apache/config/smtp.config.php b/14.0-rc/apache/config/smtp.config.php
deleted file mode 100644
index 59f1eaa1..00000000
--- a/14.0-rc/apache/config/smtp.config.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-if (getenv('SMTP_HOST') && getenv('MAIL_FROM_ADDRESS') && getenv('MAIL_DOMAIN')) {
-  $CONFIG = array (
-    'mail_smtpmode' => 'smtp',
-    'mail_smtphost' => getenv('SMTP_HOST'),
-    'mail_smtpport' => getenv('SMTP_PORT') ?: (getenv('SMTP_SECURE') ? 465 : 25),
-    'mail_smtpsecure' => getenv('SMTP_SECURE') ?: '',
-    'mail_smtpauth' => getenv('SMTP_NAME') && getenv('SMTP_PASSWORD'),
-    'mail_smtpauthtype' => getenv('SMTP_AUTHTYPE') ?: 'LOGIN',
-    'mail_smtpname' => getenv('SMTP_NAME') ?: '',
-    'mail_smtppassword' => getenv('SMTP_PASSWORD') ?: '',
-    'mail_from_address' => getenv('MAIL_FROM_ADDRESS'),
-    'mail_domain' => getenv('MAIL_DOMAIN'),
-  );
-}
diff --git a/14.0-rc/fpm-alpine/config/smtp.config.php b/14.0-rc/fpm-alpine/config/smtp.config.php
deleted file mode 100644
index 59f1eaa1..00000000
--- a/14.0-rc/fpm-alpine/config/smtp.config.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-if (getenv('SMTP_HOST') && getenv('MAIL_FROM_ADDRESS') && getenv('MAIL_DOMAIN')) {
-  $CONFIG = array (
-    'mail_smtpmode' => 'smtp',
-    'mail_smtphost' => getenv('SMTP_HOST'),
-    'mail_smtpport' => getenv('SMTP_PORT') ?: (getenv('SMTP_SECURE') ? 465 : 25),
-    'mail_smtpsecure' => getenv('SMTP_SECURE') ?: '',
-    'mail_smtpauth' => getenv('SMTP_NAME') && getenv('SMTP_PASSWORD'),
-    'mail_smtpauthtype' => getenv('SMTP_AUTHTYPE') ?: 'LOGIN',
-    'mail_smtpname' => getenv('SMTP_NAME') ?: '',
-    'mail_smtppassword' => getenv('SMTP_PASSWORD') ?: '',
-    'mail_from_address' => getenv('MAIL_FROM_ADDRESS'),
-    'mail_domain' => getenv('MAIL_DOMAIN'),
-  );
-}
diff --git a/14.0-rc/fpm/config/smtp.config.php b/14.0-rc/fpm/config/smtp.config.php
deleted file mode 100644
index 59f1eaa1..00000000
--- a/14.0-rc/fpm/config/smtp.config.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-if (getenv('SMTP_HOST') && getenv('MAIL_FROM_ADDRESS') && getenv('MAIL_DOMAIN')) {
-  $CONFIG = array (
-    'mail_smtpmode' => 'smtp',
-    'mail_smtphost' => getenv('SMTP_HOST'),
-    'mail_smtpport' => getenv('SMTP_PORT') ?: (getenv('SMTP_SECURE') ? 465 : 25),
-    'mail_smtpsecure' => getenv('SMTP_SECURE') ?: '',
-    'mail_smtpauth' => getenv('SMTP_NAME') && getenv('SMTP_PASSWORD'),
-    'mail_smtpauthtype' => getenv('SMTP_AUTHTYPE') ?: 'LOGIN',
-    'mail_smtpname' => getenv('SMTP_NAME') ?: '',
-    'mail_smtppassword' => getenv('SMTP_PASSWORD') ?: '',
-    'mail_from_address' => getenv('MAIL_FROM_ADDRESS'),
-    'mail_domain' => getenv('MAIL_DOMAIN'),
-  );
-}
diff --git a/15.0-rc/apache/config/smtp.config.php b/15.0-rc/apache/config/smtp.config.php
deleted file mode 100644
index 59f1eaa1..00000000
--- a/15.0-rc/apache/config/smtp.config.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-if (getenv('SMTP_HOST') && getenv('MAIL_FROM_ADDRESS') && getenv('MAIL_DOMAIN')) {
-  $CONFIG = array (
-    'mail_smtpmode' => 'smtp',
-    'mail_smtphost' => getenv('SMTP_HOST'),
-    'mail_smtpport' => getenv('SMTP_PORT') ?: (getenv('SMTP_SECURE') ? 465 : 25),
-    'mail_smtpsecure' => getenv('SMTP_SECURE') ?: '',
-    'mail_smtpauth' => getenv('SMTP_NAME') && getenv('SMTP_PASSWORD'),
-    'mail_smtpauthtype' => getenv('SMTP_AUTHTYPE') ?: 'LOGIN',
-    'mail_smtpname' => getenv('SMTP_NAME') ?: '',
-    'mail_smtppassword' => getenv('SMTP_PASSWORD') ?: '',
-    'mail_from_address' => getenv('MAIL_FROM_ADDRESS'),
-    'mail_domain' => getenv('MAIL_DOMAIN'),
-  );
-}
diff --git a/15.0-rc/fpm-alpine/config/smtp.config.php b/15.0-rc/fpm-alpine/config/smtp.config.php
deleted file mode 100644
index 59f1eaa1..00000000
--- a/15.0-rc/fpm-alpine/config/smtp.config.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-if (getenv('SMTP_HOST') && getenv('MAIL_FROM_ADDRESS') && getenv('MAIL_DOMAIN')) {
-  $CONFIG = array (
-    'mail_smtpmode' => 'smtp',
-    'mail_smtphost' => getenv('SMTP_HOST'),
-    'mail_smtpport' => getenv('SMTP_PORT') ?: (getenv('SMTP_SECURE') ? 465 : 25),
-    'mail_smtpsecure' => getenv('SMTP_SECURE') ?: '',
-    'mail_smtpauth' => getenv('SMTP_NAME') && getenv('SMTP_PASSWORD'),
-    'mail_smtpauthtype' => getenv('SMTP_AUTHTYPE') ?: 'LOGIN',
-    'mail_smtpname' => getenv('SMTP_NAME') ?: '',
-    'mail_smtppassword' => getenv('SMTP_PASSWORD') ?: '',
-    'mail_from_address' => getenv('MAIL_FROM_ADDRESS'),
-    'mail_domain' => getenv('MAIL_DOMAIN'),
-  );
-}
diff --git a/15.0-rc/fpm/config/smtp.config.php b/15.0-rc/fpm/config/smtp.config.php
deleted file mode 100644
index 59f1eaa1..00000000
--- a/15.0-rc/fpm/config/smtp.config.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-if (getenv('SMTP_HOST') && getenv('MAIL_FROM_ADDRESS') && getenv('MAIL_DOMAIN')) {
-  $CONFIG = array (
-    'mail_smtpmode' => 'smtp',
-    'mail_smtphost' => getenv('SMTP_HOST'),
-    'mail_smtpport' => getenv('SMTP_PORT') ?: (getenv('SMTP_SECURE') ? 465 : 25),
-    'mail_smtpsecure' => getenv('SMTP_SECURE') ?: '',
-    'mail_smtpauth' => getenv('SMTP_NAME') && getenv('SMTP_PASSWORD'),
-    'mail_smtpauthtype' => getenv('SMTP_AUTHTYPE') ?: 'LOGIN',
-    'mail_smtpname' => getenv('SMTP_NAME') ?: '',
-    'mail_smtppassword' => getenv('SMTP_PASSWORD') ?: '',
-    'mail_from_address' => getenv('MAIL_FROM_ADDRESS'),
-    'mail_domain' => getenv('MAIL_DOMAIN'),
-  );
-}
diff --git a/16.0-beta/apache/config/smtp.config.php b/16.0-beta/apache/config/smtp.config.php
deleted file mode 100644
index 59f1eaa1..00000000
--- a/16.0-beta/apache/config/smtp.config.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-if (getenv('SMTP_HOST') && getenv('MAIL_FROM_ADDRESS') && getenv('MAIL_DOMAIN')) {
-  $CONFIG = array (
-    'mail_smtpmode' => 'smtp',
-    'mail_smtphost' => getenv('SMTP_HOST'),
-    'mail_smtpport' => getenv('SMTP_PORT') ?: (getenv('SMTP_SECURE') ? 465 : 25),
-    'mail_smtpsecure' => getenv('SMTP_SECURE') ?: '',
-    'mail_smtpauth' => getenv('SMTP_NAME') && getenv('SMTP_PASSWORD'),
-    'mail_smtpauthtype' => getenv('SMTP_AUTHTYPE') ?: 'LOGIN',
-    'mail_smtpname' => getenv('SMTP_NAME') ?: '',
-    'mail_smtppassword' => getenv('SMTP_PASSWORD') ?: '',
-    'mail_from_address' => getenv('MAIL_FROM_ADDRESS'),
-    'mail_domain' => getenv('MAIL_DOMAIN'),
-  );
-}
diff --git a/16.0-beta/fpm-alpine/config/smtp.config.php b/16.0-beta/fpm-alpine/config/smtp.config.php
deleted file mode 100644
index 59f1eaa1..00000000
--- a/16.0-beta/fpm-alpine/config/smtp.config.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-if (getenv('SMTP_HOST') && getenv('MAIL_FROM_ADDRESS') && getenv('MAIL_DOMAIN')) {
-  $CONFIG = array (
-    'mail_smtpmode' => 'smtp',
-    'mail_smtphost' => getenv('SMTP_HOST'),
-    'mail_smtpport' => getenv('SMTP_PORT') ?: (getenv('SMTP_SECURE') ? 465 : 25),
-    'mail_smtpsecure' => getenv('SMTP_SECURE') ?: '',
-    'mail_smtpauth' => getenv('SMTP_NAME') && getenv('SMTP_PASSWORD'),
-    'mail_smtpauthtype' => getenv('SMTP_AUTHTYPE') ?: 'LOGIN',
-    'mail_smtpname' => getenv('SMTP_NAME') ?: '',
-    'mail_smtppassword' => getenv('SMTP_PASSWORD') ?: '',
-    'mail_from_address' => getenv('MAIL_FROM_ADDRESS'),
-    'mail_domain' => getenv('MAIL_DOMAIN'),
-  );
-}
diff --git a/16.0-beta/fpm/config/smtp.config.php b/16.0-beta/fpm/config/smtp.config.php
deleted file mode 100644
index 59f1eaa1..00000000
--- a/16.0-beta/fpm/config/smtp.config.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-if (getenv('SMTP_HOST') && getenv('MAIL_FROM_ADDRESS') && getenv('MAIL_DOMAIN')) {
-  $CONFIG = array (
-    'mail_smtpmode' => 'smtp',
-    'mail_smtphost' => getenv('SMTP_HOST'),
-    'mail_smtpport' => getenv('SMTP_PORT') ?: (getenv('SMTP_SECURE') ? 465 : 25),
-    'mail_smtpsecure' => getenv('SMTP_SECURE') ?: '',
-    'mail_smtpauth' => getenv('SMTP_NAME') && getenv('SMTP_PASSWORD'),
-    'mail_smtpauthtype' => getenv('SMTP_AUTHTYPE') ?: 'LOGIN',
-    'mail_smtpname' => getenv('SMTP_NAME') ?: '',
-    'mail_smtppassword' => getenv('SMTP_PASSWORD') ?: '',
-    'mail_from_address' => getenv('MAIL_FROM_ADDRESS'),
-    'mail_domain' => getenv('MAIL_DOMAIN'),
-  );
-}
diff --git a/13.0/apache/config/smtp.config.php b/16.0/apache/config/smtp.config.php
similarity index 100%
rename from 13.0/apache/config/smtp.config.php
rename to 16.0/apache/config/smtp.config.php
diff --git a/13.0/fpm-alpine/config/smtp.config.php b/16.0/fpm-alpine/config/smtp.config.php
similarity index 100%
rename from 13.0/fpm-alpine/config/smtp.config.php
rename to 16.0/fpm-alpine/config/smtp.config.php
diff --git a/13.0/fpm/config/smtp.config.php b/16.0/fpm/config/smtp.config.php
similarity index 100%
rename from 13.0/fpm/config/smtp.config.php
rename to 16.0/fpm/config/smtp.config.php