diff --git a/.config/zz-docker.config.php b/.config/zz-docker.config.php
index c9e5ed8..576f523 100644
--- a/.config/zz-docker.config.php
+++ b/.config/zz-docker.config.php
@@ -29,7 +29,7 @@ if (getenv('FRIENDICA_LANG')) {
 }
 
 if (getenv('FRIENDICA_ADMIN_MAIL')) {
-	$config['config']['admin_mail'] = getenv('FRIENDICA_ADMIN_MAIL');
+	$config['config']['admin_email'] = getenv('FRIENDICA_ADMIN_MAIL');
 }
 
 if (getenv('FRIENDICA_SITENAME')) {
diff --git a/2019.12/apache/config/zz-docker.config.php b/2019.12/apache/config/zz-docker.config.php
index c9e5ed8..576f523 100644
--- a/2019.12/apache/config/zz-docker.config.php
+++ b/2019.12/apache/config/zz-docker.config.php
@@ -29,7 +29,7 @@ if (getenv('FRIENDICA_LANG')) {
 }
 
 if (getenv('FRIENDICA_ADMIN_MAIL')) {
-	$config['config']['admin_mail'] = getenv('FRIENDICA_ADMIN_MAIL');
+	$config['config']['admin_email'] = getenv('FRIENDICA_ADMIN_MAIL');
 }
 
 if (getenv('FRIENDICA_SITENAME')) {
diff --git a/2019.12/fpm-alpine/config/zz-docker.config.php b/2019.12/fpm-alpine/config/zz-docker.config.php
index c9e5ed8..576f523 100644
--- a/2019.12/fpm-alpine/config/zz-docker.config.php
+++ b/2019.12/fpm-alpine/config/zz-docker.config.php
@@ -29,7 +29,7 @@ if (getenv('FRIENDICA_LANG')) {
 }
 
 if (getenv('FRIENDICA_ADMIN_MAIL')) {
-	$config['config']['admin_mail'] = getenv('FRIENDICA_ADMIN_MAIL');
+	$config['config']['admin_email'] = getenv('FRIENDICA_ADMIN_MAIL');
 }
 
 if (getenv('FRIENDICA_SITENAME')) {
diff --git a/2019.12/fpm/config/zz-docker.config.php b/2019.12/fpm/config/zz-docker.config.php
index c9e5ed8..576f523 100644
--- a/2019.12/fpm/config/zz-docker.config.php
+++ b/2019.12/fpm/config/zz-docker.config.php
@@ -29,7 +29,7 @@ if (getenv('FRIENDICA_LANG')) {
 }
 
 if (getenv('FRIENDICA_ADMIN_MAIL')) {
-	$config['config']['admin_mail'] = getenv('FRIENDICA_ADMIN_MAIL');
+	$config['config']['admin_email'] = getenv('FRIENDICA_ADMIN_MAIL');
 }
 
 if (getenv('FRIENDICA_SITENAME')) {
diff --git a/2020.03-dev/apache/config/zz-docker.config.php b/2020.03-dev/apache/config/zz-docker.config.php
index c9e5ed8..576f523 100644
--- a/2020.03-dev/apache/config/zz-docker.config.php
+++ b/2020.03-dev/apache/config/zz-docker.config.php
@@ -29,7 +29,7 @@ if (getenv('FRIENDICA_LANG')) {
 }
 
 if (getenv('FRIENDICA_ADMIN_MAIL')) {
-	$config['config']['admin_mail'] = getenv('FRIENDICA_ADMIN_MAIL');
+	$config['config']['admin_email'] = getenv('FRIENDICA_ADMIN_MAIL');
 }
 
 if (getenv('FRIENDICA_SITENAME')) {
diff --git a/2020.03-dev/fpm-alpine/config/zz-docker.config.php b/2020.03-dev/fpm-alpine/config/zz-docker.config.php
index c9e5ed8..576f523 100644
--- a/2020.03-dev/fpm-alpine/config/zz-docker.config.php
+++ b/2020.03-dev/fpm-alpine/config/zz-docker.config.php
@@ -29,7 +29,7 @@ if (getenv('FRIENDICA_LANG')) {
 }
 
 if (getenv('FRIENDICA_ADMIN_MAIL')) {
-	$config['config']['admin_mail'] = getenv('FRIENDICA_ADMIN_MAIL');
+	$config['config']['admin_email'] = getenv('FRIENDICA_ADMIN_MAIL');
 }
 
 if (getenv('FRIENDICA_SITENAME')) {
diff --git a/2020.03-dev/fpm/config/zz-docker.config.php b/2020.03-dev/fpm/config/zz-docker.config.php
index c9e5ed8..576f523 100644
--- a/2020.03-dev/fpm/config/zz-docker.config.php
+++ b/2020.03-dev/fpm/config/zz-docker.config.php
@@ -29,7 +29,7 @@ if (getenv('FRIENDICA_LANG')) {
 }
 
 if (getenv('FRIENDICA_ADMIN_MAIL')) {
-	$config['config']['admin_mail'] = getenv('FRIENDICA_ADMIN_MAIL');
+	$config['config']['admin_email'] = getenv('FRIENDICA_ADMIN_MAIL');
 }
 
 if (getenv('FRIENDICA_SITENAME')) {