diff --git a/package-lock.json b/package-lock.json
index f7b2417..ecaeff7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -112,6 +112,11 @@
         "@types/webidl-conversions": "*"
       }
     },
+    "@xmldom/xmldom": {
+      "version": "0.8.11",
+      "resolved": "https://registry.npmjs.org/@xmldom/xmldom/-/xmldom-0.8.11.tgz",
+      "integrity": "sha512-cQzWCtO6C8TQiYl1ruKNn2U6Ao4o4WBBcbL61yJl84x+j5sOWWFU9X7DpND8XZG3daDppSsigMdfAIl2upQBRw=="
+    },
     "abab": {
       "version": "2.0.6",
       "resolved": "https://registry.npmjs.org/abab/-/abab-2.0.6.tgz",
@@ -1508,9 +1513,9 @@
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     "lop": {
-      "version": "0.4.1",
-      "resolved": "https://registry.npmjs.org/lop/-/lop-0.4.1.tgz",
-      "integrity": "sha512-9xyho9why2A2tzm5aIcMWKvzqKsnxrf9B5I+8O30olh6lQU8PH978LqZoI4++37RBgS1Em5i54v1TFs/3wnmXQ==",
+      "version": "0.4.2",
+      "resolved": "https://registry.npmjs.org/lop/-/lop-0.4.2.tgz",
+      "integrity": "sha512-RefILVDQ4DKoRZsJ4Pj22TxE3omDO47yFpkIBoDKzkqPRISs5U1cnAdg/5583YPkWPaLIYHOKRMQSvjFsO26cw==",
       "requires": {
         "duck": "^0.1.12",
         "option": "~0.2.1",
@@ -1541,17 +1546,18 @@
       }
     },
     "mammoth": {
-      "version": "1.4.21",
-      "resolved": "https://registry.npmjs.org/mammoth/-/mammoth-1.4.21.tgz",
-      "integrity": "sha512-znix1/i7LtfVMAe6mmrxJSoN1HmTASJ48I+PofSHs4vPKCuPF1DDOCVeMgZTYpitzjWTWs9Xhxxi2LBbHpmovg==",
+      "version": "1.11.0",
+      "resolved": "https://registry.npmjs.org/mammoth/-/mammoth-1.11.0.tgz",
+      "integrity": "sha512-BcEqqY/BOwIcI1iR5tqyVlqc3KIaMRa4egSoK83YAVrBf6+yqdAAbtUcFDCWX8Zef8/fgNZ6rl4VUv+vVX8ddQ==",
       "requires": {
+        "@xmldom/xmldom": "^0.8.6",
         "argparse": "~1.0.3",
+        "base64-js": "^1.5.1",
         "bluebird": "~3.4.0",
         "dingbat-to-unicode": "^1.0.1",
         "jszip": "^3.7.1",
-        "lop": "^0.4.1",
+        "lop": "^0.4.2",
         "path-is-absolute": "^1.0.0",
-        "sax": "~1.1.1",
         "underscore": "^1.13.1",
         "xmlbuilder": "^10.0.0"
       }
@@ -2127,6 +2133,14 @@
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.1.tgz",
       "integrity": "sha512-RwNA9Z/7PrK06rYLIzFMlaF+l73iwpzsqRIFgbMLbTcLD6cOao82TaWefPXQvB2fOC4AjuYSEndS7N/mTCbkdQ=="
     },
+    "string_decoder": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
+      "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
+      "requires": {
+        "safe-buffer": "~5.2.0"
+      }
+    },
     "string-template": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/string-template/-/string-template-0.2.1.tgz",
@@ -2142,14 +2156,6 @@
         "strip-ansi": "^6.0.1"
       }
     },
-    "string_decoder": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
-      "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
-      "requires": {
-        "safe-buffer": "~5.2.0"
-      }
-    },
     "strip-ansi": {
       "version": "6.0.1",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.1.tgz",
@@ -2295,9 +2301,9 @@
       }
     },
     "underscore": {
-      "version": "1.13.4",
-      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.13.4.tgz",
-      "integrity": "sha512-BQFnUDuAQ4Yf/cYY5LNrK9NCJFKriaRbD9uR1fTeXnBeoa97W0i41qkZfGO9pSo8I5KzjAcSY2XYtdf0oKd7KQ=="
+      "version": "1.13.7",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.13.7.tgz",
+      "integrity": "sha512-GMXzWtsc57XAtguZgaQViUOzs0KTkk8ojr3/xAxXLITqf/3EMwxC0inyETfDFjH/Krbhuep0HNbbjI9i/q3F3g=="
     },
     "universalify": {
       "version": "0.1.2",
diff --git a/package.json b/package.json
index 029e91c..8caf4a8 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "html-docx-js": "^0.3.1",
     "html-to-docx": "^1.4.0",
     "jsdom": "^20.0.0",
-    "mammoth": "^1.4.21",
+    "mammoth": "^1.11.0",
     "mongodb": "^4.7.0",
     "officeparser": "^2.3.0",
     "qr-code-styling": "^1.6.0-rc.1",