diff --git a/.travis.yml b/.travis.yml
index 56943a340a..7c543eac51 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -37,7 +37,7 @@ env:
     - GOPATH="$HOME/go"
     - PATH="$GOPATH/bin:$PATH"
     # GH_TOKEN [API Key]
-    - secure: "jS+c+g2v33vypG4VtqiSDW2qQ4dGJZlrUKBRCztoy1yrOrYRPvc5Vzi/AS3fDmZ4yizukEwmUNNzyZQcgFvLPpmCCml46Dovp8R9OXhbNe8OnULmaSn2Zkr71oblMYu6ZP+RpYvNq0BIdSB3u2TiFriHMiTIkX9UwZNaUCOX1ig="
+    - secure: "NR9pV7YteY9OoPmjDTQG0fDfocVu+tCeiDH1F2GFhXCu71UOIvqWXpOxp0RHkG5GIXdCFHx59yu+ZO275lbaHkbF8+4lVSVrV4RcGn+pIncvxr6iZCVW05dbAxV3H8alK+xYJRGmbyfQl5wIM49WvmuGHZjcmIloS4t/omQ3N+I="
     # BB_TOKEN value => "user:pass@"
     - secure: "einUtSEkUWy2IrqLXyVjwUU+mwaaoiOXRRVdLBpA3Zye6bZx8cm5h/5AplkPWhM/NmCJoW/MwNZHHkFhlr3mDRov5iOxVmTTYfnXB+I5lxYTSgduOLLErS7mU8hfADpVDU8bHNU44fNGD3UEiG1PD4qQBX4DMlqIFmR20mjs81k="
     # GH_API_USER [for curl]
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 83938af6eb..eefb41e0e7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+# v1.3.1
+## 07/19/2017
+
+1. [](#bugfix)
+    * Fix ordering for Linux + International environments [#1574](https://github.com/getgrav/grav/issues/1574)
+    * Check if medium thumbnail exists before resetting
+    * Update Travis' auth token
+
 # v1.3.0
 ## 07/16/2017
 
diff --git a/system/defines.php b/system/defines.php
index f014a65b91..1665c4beca 100644
--- a/system/defines.php
+++ b/system/defines.php
@@ -8,7 +8,7 @@
 
 // Some standard defines
 define('GRAV', true);
-define('GRAV_VERSION', '1.3.0');
+define('GRAV_VERSION', '1.3.1');
 //define('GRAV_TESTING', true);
 define('DS', '/');
 
diff --git a/system/src/Grav/Common/Page/Medium/Medium.php b/system/src/Grav/Common/Page/Medium/Medium.php
index d63f12ed71..e817375b98 100644
--- a/system/src/Grav/Common/Page/Medium/Medium.php
+++ b/system/src/Grav/Common/Page/Medium/Medium.php
@@ -367,7 +367,7 @@ public function display($mode = 'source')
 
         $this->mode = $mode;
 
-        return $mode === 'thumbnail' ? $this->getThumbnail()->reset() : $this->reset();
+        return $mode === 'thumbnail' ? ($this->getThumbnail() ? $this->getThumbnail()->reset() : null) : $this->reset();
     }
 
     /**
diff --git a/system/src/Grav/Common/Page/Pages.php b/system/src/Grav/Common/Page/Pages.php
index 3d9762684a..08f96fd17f 100644
--- a/system/src/Grav/Common/Page/Pages.php
+++ b/system/src/Grav/Common/Page/Pages.php
@@ -1259,7 +1259,7 @@ protected function buildSort($path, array $pages, $order_by = 'default', $manual
                 if ($col) {
                     if (($sort_flags & SORT_NATURAL) === SORT_NATURAL) {
                         $list = preg_replace_callback('~([0-9]+)\.~', function($number) {
-                            return sprintf('%032d', $number);
+                            return sprintf('%032d.', $number[0]);
                         }, $list);
                     }