diff --git a/appinfo/database.xml b/appinfo/database.xml
index e901c16eb..8a3d96a03 100644
--- a/appinfo/database.xml
+++ b/appinfo/database.xml
@@ -120,7 +120,7 @@
 				<name>cover_file_id</name>
 				<type>integer</type>
 				<notnull>false</notnull>
-				<length>4</length>
+				<length>10</length>
 			</field>
 			<field>
 				<name>mbid</name>
@@ -233,7 +233,7 @@
 				<name>file_id</name>
 				<type>integer</type>
 				<notnull>true</notnull>
-				<length>4</length>
+				<length>10</length>
 			</field>
 			<field>
 				<name>bitrate</name>
diff --git a/appinfo/info.xml b/appinfo/info.xml
index ec6c0ced2..5c5f38582 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -11,7 +11,7 @@
 	</description>
 	<licence>AGPL</licence>
 	<author>Morris Jobke, Jan-Christoph Borchardt (design)</author>
-	<version>0.4.1</version>
+	<version>0.4.2-alpha.1</version>
 	<category>multimedia</category>
 	<screenshot>https://user-images.githubusercontent.com/8565946/28543434-6eb12de0-70c8-11e7-966e-65f4c3a90531.png</screenshot>
 	<website>https://github.com/owncloud/music</website>