diff --git a/appinfo/application.php b/appinfo/application.php
index d49953a..bee4292 100644
--- a/appinfo/application.php
+++ b/appinfo/application.php
@@ -40,11 +40,11 @@ class Application extends App {
 		 * Database Layer
 		 */
 		$container->registerService('CityMapper', function(IContainer $c) {
-			return new CityMapper($c->query('ServerContainer')->getDb());
+			return new CityMapper($c->query('ServerContainer')->getDatabaseConnection());
 		});
 
 		$container->registerService('SettingsMapper', function(IContainer $c) {
-			return new SettingsMapper($c->query('ServerContainer')->getDb());
+			return new SettingsMapper($c->query('ServerContainer')->getDatabaseConnection());
 		});
 
 		/**
diff --git a/appinfo/info.xml b/appinfo/info.xml
index 1f113fb..a4e0632 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -4,7 +4,7 @@
     <id>weather</id>
     <name>Weather</name>
     <description>Watch the weather directly on your Nextcloud.</description>
-    <version>1.4.1</version>
+    <version>1.4.2</version>
     <licence>AGPL</licence>
     <author>Loic Blot</author>
     <category>tools</category>
diff --git a/db/citymapper.php b/db/citymapper.php
index 1cb8bd1..9bef9c5 100644
--- a/db/citymapper.php
+++ b/db/citymapper.php
@@ -11,12 +11,12 @@
 
 namespace OCA\Weather\Db;
 
-use \OCP\IDb;
+use \OCP\IDBConnection;
 
 use \OCP\AppFramework\Db\Mapper;
 
 class CityMapper extends Mapper {
-	public function __construct (IDb $db) {
+	public function __construct (IDBConnection $db) {
 		parent::__construct($db, 'weather_city');
 	}
 
diff --git a/db/settingsmapper.php b/db/settingsmapper.php
index 8054c89..0debdd7 100644
--- a/db/settingsmapper.php
+++ b/db/settingsmapper.php
@@ -11,12 +11,12 @@
 
 namespace OCA\Weather\Db;
 
-use \OCP\IDb;
+use \OCP\IDBConnection;
 
 use \OCP\AppFramework\Db\Mapper;
 
 class SettingsMapper extends Mapper {
-	public function __construct (IDb $db) {
+	public function __construct (IDBConnection $db) {
 		parent::__construct($db, 'weather_city');
 	}