diff --git a/CHANGELOG.md b/CHANGELOG.md
index b1b1aa1..92694ec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@
     * FIXED: Clicking 'New' on a previously submitted paste does not blank address bar (#354)
     * FIXED: Clear address bar when create new paste from existing paste (#479)
     * FIXED: Discussion section not hiding when new/clone paste is clicked on (#484)
+    * FIXED: Showdown.js error when posting svg qrcode (#485)
   * **1.3 (2019-07-09)**
     * ADDED: Translation for Czech (#424)
     * ADDED: Threat modeled the application (#177)
diff --git a/js/showdown-1.9.0.js b/js/showdown-1.9.1.js
similarity index 100%
rename from js/showdown-1.9.0.js
rename to js/showdown-1.9.1.js
diff --git a/tpl/bootstrap.php b/tpl/bootstrap.php
index bb8bf7a..8416d71 100644
--- a/tpl/bootstrap.php
+++ b/tpl/bootstrap.php
@@ -66,7 +66,7 @@ if ($SYNTAXHIGHLIGHTING):
 endif;
 if ($MARKDOWN):
 ?>
-		<script type="text/javascript" data-cfasync="false" src="js/showdown-1.9.0.js" integrity="sha512-VeINC2WUWLyxgeQ56SsYFjQ5+d7RLvLPYOEYDFtEDd3AyVsgIsHYsWZ6WwgALwB6YR6qrVEM3IH4Bck96IfbMw==" crossorigin="anonymous"></script>
+		<script type="text/javascript" data-cfasync="false" src="js/showdown-1.9.1.js" integrity="sha512-VeINC2WUWLyxgeQ56SsYFjQ5+d7RLvLPYOEYDFtEDd3AyVsgIsHYsWZ6WwgALwB6YR6qrVEM3IH4Bck96IfbMw==" crossorigin="anonymous"></script>
 <?php
 endif;
 ?>
diff --git a/tpl/page.php b/tpl/page.php
index dbd64d7..8c82827 100644
--- a/tpl/page.php
+++ b/tpl/page.php
@@ -44,7 +44,7 @@ if ($SYNTAXHIGHLIGHTING):
 endif;
 if ($MARKDOWN):
 ?>
-		<script type="text/javascript" data-cfasync="false" src="js/showdown-1.9.0.js" integrity="sha512-VeINC2WUWLyxgeQ56SsYFjQ5+d7RLvLPYOEYDFtEDd3AyVsgIsHYsWZ6WwgALwB6YR6qrVEM3IH4Bck96IfbMw==" crossorigin="anonymous"></script>
+		<script type="text/javascript" data-cfasync="false" src="js/showdown-1.9.1.js" integrity="sha512-VeINC2WUWLyxgeQ56SsYFjQ5+d7RLvLPYOEYDFtEDd3AyVsgIsHYsWZ6WwgALwB6YR6qrVEM3IH4Bck96IfbMw==" crossorigin="anonymous"></script>
 <?php
 endif;
 ?>