diff --git a/modules/html2pdf/composer.lock b/modules/html2pdf/composer.lock
index 2b3d544e0..812bff1f8 100644
--- a/modules/html2pdf/composer.lock
+++ b/modules/html2pdf/composer.lock
@@ -1,10 +1,9 @@
 {
     "_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"
     ],
-    "hash": "38e297f97f568812c0d5776a3b0984fa",
     "content-hash": "897540dc68c90a46e654aa6afc64ab39",
     "packages": [
         {
@@ -54,20 +53,20 @@
                 "fpdi",
                 "pdf"
             ],
-            "time": "2015-11-30 10:53:14"
+            "time": "2015-11-30T10:53:14+00:00"
         },
         {
             "name": "tecnickcom/tcpdf",
-            "version": "6.2.12",
+            "version": "6.2.22",
             "source": {
                 "type": "git",
                 "url": "https://github.com/tecnickcom/TCPDF.git",
-                "reference": "2f732eaa91b5665274689b1d40b285a7bacdc37f"
+                "reference": "ac6e92fccc7d9383dfd787056831349621b1aca2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/tecnickcom/TCPDF/zipball/2f732eaa91b5665274689b1d40b285a7bacdc37f",
-                "reference": "2f732eaa91b5665274689b1d40b285a7bacdc37f",
+                "url": "https://api.github.com/repos/tecnickcom/TCPDF/zipball/ac6e92fccc7d9383dfd787056831349621b1aca2",
+                "reference": "ac6e92fccc7d9383dfd787056831349621b1aca2",
                 "shasum": ""
             },
             "require": {
@@ -76,7 +75,6 @@
             "type": "library",
             "autoload": {
                 "classmap": [
-                    "fonts",
                     "config",
                     "include",
                     "tcpdf.php",
@@ -97,13 +95,13 @@
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
-                "LGPLv3"
+                "LGPL-3.0"
             ],
             "authors": [
                 {
                     "name": "Nicola Asuni",
                     "email": "info@tecnick.com",
-                    "homepage": "http://nicolaasuni.tecnick.com"
+                    "role": "lead"
                 }
             ],
             "description": "TCPDF is a PHP class for generating PDF documents and barcodes.",
@@ -117,7 +115,10 @@
                 "pdf417",
                 "qrcode"
             ],
-            "time": "2015-09-12 10:08:34"
+            "support": {
+                "source": "https://github.com/tecnickcom/TCPDF/tree/master"
+            },
+            "time": "2018-09-14T15:26:29+00:00"
         }
     ],
     "packages-dev": [],
@@ -129,5 +130,6 @@
     "platform": {
         "php": ">=5.3.2"
     },
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "2.3.0"
 }