diff --git a/typescript_without_worker/package-lock.json b/typescript_without_worker/package-lock.json
index d0a8c81..fa08ac4 100644
--- a/typescript_without_worker/package-lock.json
+++ b/typescript_without_worker/package-lock.json
@@ -3889,9 +3889,9 @@
       "dev": true
     },
     "jquery": {
-      "version": "3.3.1",
-      "resolved": "https://registry.npmjs.org/jquery/-/jquery-3.3.1.tgz",
-      "integrity": "sha512-Ubldcmxp5np52/ENotGxlLe6aGMvmF4R8S6tZjsP6Knsaxd/xp3Zrh50cG93lR6nPXyUFwzN3ZSOQI0wRJNdGg=="
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/jquery/-/jquery-3.4.0.tgz",
+      "integrity": "sha512-ggRCXln9zEqv6OqAGXFEcshF5dSBvCkzj6Gm2gzuR5fWawaX8t7cxKVkkygKODrDAzKdoYw3l/e3pm3vlT4IbQ=="
     },
     "js-base64": {
       "version": "2.4.3",
diff --git a/typescript_without_worker/package.json b/typescript_without_worker/package.json
index 982101f..caaf908 100644
--- a/typescript_without_worker/package.json
+++ b/typescript_without_worker/package.json
@@ -7,7 +7,7 @@
     "dev": "npm run start"
   },
   "dependencies": {
-    "jquery": "^3.3.1",
+    "jquery": "^3.4.0",
     "jsstore": "^3.7.3"
   },
   "devDependencies": {