diff --git a/SQLiteStudio3/coreSQLiteStudio/services/updatemanager.cpp b/SQLiteStudio3/coreSQLiteStudio/services/updatemanager.cpp
index 88276f0a49..87df73b2b2 100644
--- a/SQLiteStudio3/coreSQLiteStudio/services/updatemanager.cpp
+++ b/SQLiteStudio3/coreSQLiteStudio/services/updatemanager.cpp
@@ -12,6 +12,8 @@
 UpdateManager::UpdateManager(QObject *parent) :
     QObject(parent)
 {
+    qRegisterMetaType<QList<UpdateManager::UpdateEntry>>();
+
     connect(this, SIGNAL(updatingError(QString)), NOTIFY_MANAGER, SLOT(error(QString)));
 
     QString updateBinary =
diff --git a/SQLiteStudio3/coreSQLiteStudio/services/updatemanager.h b/SQLiteStudio3/coreSQLiteStudio/services/updatemanager.h
index 107857590b..50f4b6b296 100644
--- a/SQLiteStudio3/coreSQLiteStudio/services/updatemanager.h
+++ b/SQLiteStudio3/coreSQLiteStudio/services/updatemanager.h
@@ -44,6 +44,8 @@ class API_EXPORT UpdateManager : public QObject
         void updatingError(const QString& errorMessage);
 };
 
+Q_DECLARE_METATYPE(QList<UpdateManager::UpdateEntry>)
+
 #define UPDATES SQLITESTUDIO->getUpdateManager()
 
 #endif // PORTABLE_CONFIG
diff --git a/scripts/installer/assemble.tcl b/scripts/installer/assemble.tcl
index b0108b3ace..5b0daed9af 100644
--- a/scripts/installer/assemble.tcl
+++ b/scripts/installer/assemble.tcl
@@ -151,7 +151,7 @@ proc defineGlobalVars {} {
 			set ::libPref "lib"
 			set ::dirsToSkipInPathBeginning 1
 			set qtCoreFile "$::portableDir/SQLiteStudio/SQLiteStudio.app/Contents/Frameworks/QtCore.framework/QtCore"
-			set ::output [file normalize $::targetDir/InstallSQLiteStudio-${::sqliteStudioVersion}]
+			set ::output [file normalize $::targetDir/InstallSQLiteStudio-${::sqliteStudioVersion}.dmg]
 		}
 		"win32" {
 			set ::portableDir [file normalize ../../output/portable]