diff --git a/src/FilterLists.Web/npm-shrinkwrap.json b/src/FilterLists.Web/npm-shrinkwrap.json
index 5bc2057db..1f83825b8 100644
--- a/src/FilterLists.Web/npm-shrinkwrap.json
+++ b/src/FilterLists.Web/npm-shrinkwrap.json
@@ -1458,9 +1458,9 @@
       }
     },
     "event-source-polyfill": {
-      "version": "0.0.16",
-      "resolved": "https://registry.npmjs.org/event-source-polyfill/-/event-source-polyfill-0.0.16.tgz",
-      "integrity": "sha512-Krczenbedc60uWwSmWl3BoIY20mXPEtnBmOXFika8/JcGSiY2jcutfdYv4MfkGDS/e1OBkaNzrOm4owUdAnchQ==",
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/event-source-polyfill/-/event-source-polyfill-1.0.7.tgz",
+      "integrity": "sha512-TPbIjt4c3dlO7WTdsaTdwcxD1jKl+2gGD6dfauEmGqRNtpoB9ith/c4qa+X8XbTV5FsvTrkjepXfamWxntklVA==",
       "dev": true
     },
     "events": {
diff --git a/src/FilterLists.Web/package.json b/src/FilterLists.Web/package.json
index eb735d6c5..951c0222e 100644
--- a/src/FilterLists.Web/package.json
+++ b/src/FilterLists.Web/package.json
@@ -15,7 +15,7 @@
     "awesome-typescript-loader": "^4.0.1",
     "bootstrap": "^4.2.1",
     "css-loader": "^0.28.11",
-    "event-source-polyfill": "0.0.16",
+    "event-source-polyfill": "1.0.7",
     "extract-text-webpack-plugin": "^3.0.2",
     "isomorphic-fetch": "^2.2.1",
     "jquery": "^3.3.1",