diff --git a/package-lock.json b/package-lock.json
index 5853f1fe..314af331 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -37,7 +37,7 @@
         "webpack-dev-server": "^3.7.2"
       },
       "peerDependencies": {
-        "pdfjs-dist": "4.3.136"
+        "pdfjs-dist": "^2.4.456"
       }
     },
     "node_modules/@ampproject/remapping": {
@@ -7179,9 +7179,9 @@
       }
     },
     "node_modules/ip": {
-      "version": "1.1.5",
-      "resolved": "https://registry.npmjs.org/ip/-/ip-1.1.5.tgz",
-      "integrity": "sha1-vd7XARQpCCjAoDnnLvJfWq7ENUo=",
+      "version": "1.1.9",
+      "resolved": "https://registry.npmjs.org/ip/-/ip-1.1.9.tgz",
+      "integrity": "sha512-cyRxvOEpNHNtchU3Ln9KC/auJgup87llfQpQ+t5ghoC/UhL16SWzbueiCsdTnWmqAWl7LadfuwhlqmtOaqMHdQ==",
       "dev": true
     },
     "node_modules/ip-regex": {
@@ -19449,9 +19449,9 @@
       }
     },
     "ip": {
-      "version": "1.1.5",
-      "resolved": "https://registry.npmjs.org/ip/-/ip-1.1.5.tgz",
-      "integrity": "sha1-vd7XARQpCCjAoDnnLvJfWq7ENUo=",
+      "version": "1.1.9",
+      "resolved": "https://registry.npmjs.org/ip/-/ip-1.1.9.tgz",
+      "integrity": "sha512-cyRxvOEpNHNtchU3Ln9KC/auJgup87llfQpQ+t5ghoC/UhL16SWzbueiCsdTnWmqAWl7LadfuwhlqmtOaqMHdQ==",
       "dev": true
     },
     "ip-regex": {