diff --git a/pdf/package-lock.json b/pdf/package-lock.json
index 68528af..50af433 100644
--- a/pdf/package-lock.json
+++ b/pdf/package-lock.json
@@ -4,27 +4,6 @@
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@@ -33,48 +12,10 @@
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-      "requires": {
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-    "loader-utils": {
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-      "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-1.2.3.tgz",
-      "integrity": "sha512-fkpz8ejdnEMG3s37wGL07iSBDg99O9D5yflE9RGNH3hRdx9SOwYfnGYdZOUIZitN8E+E2vkq3MUMYMvPYl5ZZA==",
-      "requires": {
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-        "emojis-list": "^2.0.0",
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-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-      "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
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+      "resolved": "https://registry.npmjs.org/dommatrix/-/dommatrix-1.0.3.tgz",
+      "integrity": "sha512-l32Xp/TLgWb8ReqbVJAFIvXmY7go4nTxxlWiAFyhoQw9RKEOHBZNnyGvJWqDVSPmq3Y9HlM4npqF/T6VMOXhww=="
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@@ -96,44 +37,18 @@
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-      "resolved": "https://registry.npmjs.org/pdfjs-dist/-/pdfjs-dist-2.1.266.tgz",
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-    "punycode": {
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-      "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
-      "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A=="
-    },
-    "schema-utils": {
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-      "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-0.4.7.tgz",
-      "integrity": "sha512-v/iwU6wvwGK8HbU9yi3/nhGzP0yGSuhQMzL6ySiec1FSrZZDkhm4noOSWzrNFo/jEc+SJY6jRTwuwbSXJPDUnQ==",
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-        "ajv-keywords": "^3.1.0"
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-    "uri-js": {
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+      "version": "2.16.105",
+      "resolved": "https://registry.npmjs.org/pdfjs-dist/-/pdfjs-dist-2.16.105.tgz",
+      "integrity": "sha512-J4dn41spsAwUxCpEoVf6GVoz908IAA3mYiLmNxg8J9kfRXc2jxpbUepcP0ocp0alVNLFthTAM8DZ1RaHh8sU0A==",
       "requires": {
-        "punycode": "^2.1.0"
+        "dommatrix": "^1.0.3",
+        "web-streams-polyfill": "^3.2.1"
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-    "worker-loader": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/worker-loader/-/worker-loader-2.0.0.tgz",
-      "integrity": "sha512-tnvNp4K3KQOpfRnD20m8xltE3eWh89Ye+5oj7wXEEHKac1P4oZ6p9oTj8/8ExqoSBnk9nu5Pr4nKfQ1hn2APJw==",
-      "requires": {
-        "loader-utils": "^1.0.0",
-        "schema-utils": "^0.4.0"
-      }
+    "web-streams-polyfill": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/web-streams-polyfill/-/web-streams-polyfill-3.2.1.tgz",
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 }
diff --git a/pdf/package.json b/pdf/package.json
index 1262c1d..17cc417 100644
--- a/pdf/package.json
+++ b/pdf/package.json
@@ -5,7 +5,7 @@
   "main": "index.js",
   "dependencies": {
     "pdf-parse": "^1.1.1",
-    "pdfjs-dist": "^2.1.266"
+    "pdfjs-dist": "^2.16.105"
   },
   "devDependencies": {},
   "scripts": {