diff --git a/composer.lock b/composer.lock
index 9497363887..0f67eb7bf6 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1651,16 +1651,16 @@
         },
         {
             "name": "league/commonmark",
-            "version": "0.18.1",
+            "version": "0.18.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/thephpleague/commonmark.git",
-                "reference": "e5029f74ba39e043ce4b3ca6c05dc719d8aafd94"
+                "reference": "ad51c7cafb90e0bbd9f34b71d18d05994547e352"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/thephpleague/commonmark/zipball/e5029f74ba39e043ce4b3ca6c05dc719d8aafd94",
-                "reference": "e5029f74ba39e043ce4b3ca6c05dc719d8aafd94",
+                "url": "https://api.github.com/repos/thephpleague/commonmark/zipball/ad51c7cafb90e0bbd9f34b71d18d05994547e352",
+                "reference": "ad51c7cafb90e0bbd9f34b71d18d05994547e352",
                 "shasum": ""
             },
             "require": {
@@ -1716,7 +1716,7 @@
                 "markdown",
                 "parser"
             ],
-            "time": "2018-12-30T01:55:29+00:00"
+            "time": "2019-03-17T01:41:59+00:00"
         },
         {
             "name": "league/csv",