diff --git a/core/core.php b/core/core.php
index 9fa01687..9ab3e65d 100644
--- a/core/core.php
+++ b/core/core.php
@@ -773,7 +773,7 @@ class common {
 		if($this->getData(['core', 'dataVersion']) < 820) {
 			$this->setData(['theme', 'body', 'backgroundColor', 'rgba(236, 239, 241, 1)']);
 			$this->setData(['theme', 'site', 'backgroundColor', 'rgba(255, 255, 255, 1)']);
-			$this->setData(['theme', 'text', 'fontSize', '14px']);
+			$this->setData(['theme', 'text', 'fontSize', '13px']);
 			$this->setData(['theme', 'text', 'textColor', 'rgba(33, 34, 35, 1)']);
 			$this->setData(['theme', 'menu', 'fontSize', '1em']);
 			$this->setData(['theme', 'menu', 'textColor', 'rgba(255, 255, 255, 1)']);
diff --git a/core/module/install/ressource/defaultdata.php b/core/module/install/ressource/defaultdata.php
index 9b7a51bf..10f2d8f4 100644
--- a/core/module/install/ressource/defaultdata.php
+++ b/core/module/install/ressource/defaultdata.php
@@ -493,7 +493,7 @@ class install extends common {
 			],
 			'text' => [
 				'font' => 'Open+Sans',
-				'fontSize' => '14px',
+				'fontSize' => '13px',
 				'textColor' => 'rgba(33, 34, 35, 1)'
 			],
 			'title' => [