diff --git a/package-lock.json b/package-lock.json
index 62cf7d9..bcb45f5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "markdown",
-  "version": "1.1.7",
+  "version": "1.2.5",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -44,6 +44,11 @@
         }
       }
     },
+    "acorn-walk": {
+      "version": "8.2.0",
+      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-8.2.0.tgz",
+      "integrity": "sha512-k+iyHEuPgSw6SbuDpGQM+06HQUa04DZ3o+F6CSzXMvvI5KMvnaEqXe+YVe555R9nn6GPt404fos4wcgpw12SDA=="
+    },
     "address": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/address/-/address-1.1.2.tgz",
@@ -1999,9 +2004,20 @@
       }
     },
     "vm2": {
-      "version": "3.9.5",
-      "resolved": "https://registry.npmjs.org/vm2/-/vm2-3.9.5.tgz",
-      "integrity": "sha512-LuCAHZN75H9tdrAiLFf030oW7nJV5xwNMuk1ymOZwopmuK3d2H4L1Kv4+GFHgarKiLfXXLFU+7LDABHnwOkWng=="
+      "version": "3.9.11",
+      "resolved": "https://registry.npmjs.org/vm2/-/vm2-3.9.11.tgz",
+      "integrity": "sha512-PFG8iJRSjvvBdisowQ7iVF580DXb1uCIiGaXgm7tynMR1uTBlv7UJlB1zdv5KJ+Tmq1f0Upnj3fayoEOPpCBKg==",
+      "requires": {
+        "acorn": "^8.7.0",
+        "acorn-walk": "^8.2.0"
+      },
+      "dependencies": {
+        "acorn": {
+          "version": "8.8.0",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.8.0.tgz",
+          "integrity": "sha512-QOxyigPVrpZ2GXT+PFyZTl6TtOFc5egxHIP9IlQ+RbupQuX4RkT/Bee4/kQuC02Xkzg84JcT7oLYtDIQxp+v7w=="
+        }
+      }
     },
     "vscode": {
       "version": "1.1.37",