diff --git a/composer.lock b/composer.lock
index 089d350..9933392 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,7 +1,7 @@
 {
     "_readme": [
         "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
     "content-hash": "c6d021b0278e18706261464df63265d0",
@@ -949,21 +949,25 @@
         },
         {
             "name": "erusev/parsedown",
-            "version": "1.6.2",
+            "version": "v1.7.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/erusev/parsedown.git",
-                "reference": "1bf24f7334fe16c88bf9d467863309ceaf285b01"
+                "reference": "d60bcdc46978357759ecb13cb4b078da783f8faf"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/erusev/parsedown/zipball/1bf24f7334fe16c88bf9d467863309ceaf285b01",
-                "reference": "1bf24f7334fe16c88bf9d467863309ceaf285b01",
+                "url": "https://api.github.com/repos/erusev/parsedown/zipball/d60bcdc46978357759ecb13cb4b078da783f8faf",
+                "reference": "d60bcdc46978357759ecb13cb4b078da783f8faf",
                 "shasum": ""
             },
             "require": {
+                "ext-mbstring": "*",
                 "php": ">=5.3.0"
             },
+            "require-dev": {
+                "phpunit/phpunit": "^4.8.35"
+            },
             "type": "library",
             "autoload": {
                 "psr-0": {
@@ -987,7 +991,11 @@
                 "markdown",
                 "parser"
             ],
-            "time": "2017-03-29T16:04:15+00:00"
+            "support": {
+                "issues": "https://github.com/erusev/parsedown/issues",
+                "source": "https://github.com/erusev/parsedown/tree/1.7.x"
+            },
+            "time": "2019-03-17T17:19:46+00:00"
         },
         {
             "name": "ezyang/htmlpurifier",
@@ -1325,7 +1333,7 @@
             ],
             "authors": [
                 {
-                    "name": "Pablo D\u00edez",
+                    "name": "Pablo Díez",
                     "email": "pablodip@gmail.com"
                 }
             ],
@@ -2614,7 +2622,7 @@
             ],
             "authors": [
                 {
-                    "name": "Pablo D\u00edez",
+                    "name": "Pablo Díez",
                     "email": "pablodip@gmail.com"
                 }
             ],
@@ -2749,7 +2757,7 @@
             ],
             "authors": [
                 {
-                    "name": "Dariusz Rumi\u0144ski",
+                    "name": "Dariusz Rumiński",
                     "email": "dariusz.ruminski@gmail.com"
                 },
                 {
@@ -4149,5 +4157,6 @@
     "platform-dev": [],
     "platform-overrides": {
         "php": "5.5.9"
-    }
+    },
+    "plugin-api-version": "2.2.0"
 }