diff --git a/src/installer/pages/3.php b/src/installer/pages/3.php
index 658477a..b399ce0 100644
--- a/src/installer/pages/3.php
+++ b/src/installer/pages/3.php
@@ -43,6 +43,13 @@ if (!empty($_POST)) {
     // try to connect only if dbconfig is defined
     if (isset($dbconfig)) {
         try {
+            // Enable DB exceptions instead of silent fails
+            $dbconfig += [
+                "option" => [
+                    PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
+                ]
+            ];
+
             $db = new Medoo($dbconfig);
 
             $sqlfiles = [];
diff --git a/src/private/php/Utils/DatabaseUtils.php b/src/private/php/Utils/DatabaseUtils.php
index 5073d8e..07ea3c8 100644
--- a/src/private/php/Utils/DatabaseUtils.php
+++ b/src/private/php/Utils/DatabaseUtils.php
@@ -2,6 +2,7 @@
 
 namespace Wruczek\TSWebsite\Utils;
 use Medoo\Medoo;
+use PDO;
 use Wruczek\TSWebsite\Config;
 
 /**
@@ -28,7 +29,16 @@ class DatabaseUtils {
     public function getDb() {
         if($this->db === null) {
             try {
-                $db = new Medoo($this->configUtils->getDatabaseConfig());
+                $config = $this->configUtils->getDatabaseConfig();
+
+                // Enable DB exceptions instead of silent fails
+                $config += [
+                    "option" => [
+                        PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
+                    ]
+                ];
+
+                $db = new Medoo($config);
             } catch (\Exception $e) {
                 TemplateUtils::i()->renderErrorTemplate("DB error", "Connection to database failed", $e->getMessage());
                 exit;