diff --git a/src/LaraUpdaterController.php b/src/LaraUpdaterController.php
index 70dcd01..8ccba08 100644
--- a/src/LaraUpdaterController.php
+++ b/src/LaraUpdaterController.php
@@ -77,7 +77,7 @@ public function update()
             $this->setCurrentVersion($last_version_info['version']); //update system version
             $this->log( trans("laraupdater.INSTALLATION_SUCCESS"), true, 'info' );
 
-            $this->log( trans("laraupdater.SYSTEM_VERSION") . $this->getCurrentVersion, true, 'info' );
+            $this->log( trans("laraupdater.SYSTEM_VERSION") . $this->getCurrentVersion(), true, 'info' );
 
             Artisan::call('up'); // Maintenance mode OFF
             $this->log( trans("laraupdater.MAINTENANCE_MODE_OFF"), true, 'info' );
@@ -226,6 +226,7 @@ private function backup($filename) {
         if( !isset($this->tmp_backup_dir) )
             $this->tmp_backup_dir = base_path().'/backup_'.date('Ymd');
 
+        $backup_dir = $this->tmp_backup_dir;
         if ( !is_dir($backup_dir) )
             File::makeDirectory($backup_dir, $mode = 0755, true, true);
 
diff --git a/vendor/composer/InstalledVersions.php b/vendor/composer/InstalledVersions.php
index f099d38..f819616 100644
--- a/vendor/composer/InstalledVersions.php
+++ b/vendor/composer/InstalledVersions.php
@@ -29,7 +29,7 @@ class InstalledVersions
     'aliases' => 
     array (
     ),
-    'reference' => 'b6ac6e2314927d3612ab96d2b2a683cb0f4289af',
+    'reference' => '83ff0b79beb207054a0bb4297e45602e1bfc31bf',
     'name' => 'pcinaglia/laraupdater',
   ),
   'versions' => 
@@ -41,7 +41,7 @@ class InstalledVersions
       'aliases' => 
       array (
       ),
-      'reference' => 'b6ac6e2314927d3612ab96d2b2a683cb0f4289af',
+      'reference' => '83ff0b79beb207054a0bb4297e45602e1bfc31bf',
     ),
   ),
 );
diff --git a/vendor/composer/installed.php b/vendor/composer/installed.php
index 96755d7..c47dc99 100644
--- a/vendor/composer/installed.php
+++ b/vendor/composer/installed.php
@@ -6,7 +6,7 @@
     'aliases' => 
     array (
     ),
-    'reference' => 'b6ac6e2314927d3612ab96d2b2a683cb0f4289af',
+    'reference' => '83ff0b79beb207054a0bb4297e45602e1bfc31bf',
     'name' => 'pcinaglia/laraupdater',
   ),
   'versions' => 
@@ -18,7 +18,7 @@
       'aliases' => 
       array (
       ),
-      'reference' => 'b6ac6e2314927d3612ab96d2b2a683cb0f4289af',
+      'reference' => '83ff0b79beb207054a0bb4297e45602e1bfc31bf',
     ),
   ),
 );