diff --git a/javascript/redux-demo/package-lock.json b/javascript/redux-demo/package-lock.json
index a44c0d07..44976c16 100644
--- a/javascript/redux-demo/package-lock.json
+++ b/javascript/redux-demo/package-lock.json
@@ -3708,6 +3708,11 @@
       "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.3.tgz",
       "integrity": "sha512-tHq6qdbT9U1IRSGf14CL0pUlULksvY9OZ+5eEgl1N7t+OA3tGvNpxJCzuKQlsNgCVwbAs670L1vcVQi8j9HjnA=="
     },
+    "@types/node": {
+      "version": "12.20.54",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-12.20.54.tgz",
+      "integrity": "sha512-CFMnEPkSXWALI73t1oIWyb8QOmVrp6RruAqIx349sd+1ImaFwzlKcz55mwrx/yLyOyz1gkq/UKuNOigt27PXqg=="
+    },
     "@types/parse-json": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/@types/parse-json/-/parse-json-4.0.0.tgz",
@@ -3723,6 +3728,31 @@
       "resolved": "https://registry.npmjs.org/@types/q/-/q-1.5.4.tgz",
       "integrity": "sha512-1HcDas8SEj4z1Wc696tH56G8OlRaH/sqZOynNNB+HF0WOeXPaxTtbYzJY2oEfiUxjSKjhCKr+MvR7dCHcEelug=="
     },
+    "@types/react": {
+      "version": "16.14.26",
+      "resolved": "https://registry.npmjs.org/@types/react/-/react-16.14.26.tgz",
+      "integrity": "sha512-c/5CYyciOO4XdFcNhZW1O2woVx86k4T+DO2RorHZL7EhitkNQgSD/SgpdZJAUJa/qjVgOmTM44gHkAdZSXeQuQ==",
+      "requires": {
+        "@types/prop-types": "*",
+        "@types/scheduler": "*",
+        "csstype": "^3.0.2"
+      },
+      "dependencies": {
+        "csstype": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.1.0.tgz",
+          "integrity": "sha512-uX1KG+x9h5hIJsaKR9xHUeUraxf8IODOwq9JLNPq6BwB04a/xgpq3rcx47l5BZu5zBPlgD342tdke3Hom/nJRA=="
+        }
+      }
+    },
+    "@types/react-dom": {
+      "version": "16.9.16",
+      "resolved": "https://registry.npmjs.org/@types/react-dom/-/react-dom-16.9.16.tgz",
+      "integrity": "sha512-Oqc0RY4fggGA3ltEgyPLc3IV9T73IGoWjkONbsyJ3ZBn+UPPCYpU2ec0i3cEbJuEdZtkqcCF2l1zf2pBdgUGSg==",
+      "requires": {
+        "@types/react": "^16"
+      }
+    },
     "@types/react-redux": {
       "version": "7.1.9",
       "resolved": "https://registry.npmjs.org/@types/react-redux/-/react-redux-7.1.9.tgz",
@@ -3773,6 +3803,11 @@
         }
       }
     },
+    "@types/scheduler": {
+      "version": "0.16.2",
+      "resolved": "https://registry.npmjs.org/@types/scheduler/-/scheduler-0.16.2.tgz",
+      "integrity": "sha512-hppQEBDmlwhFAXKJX2KnWLYu5yMfi91yazPb2l+lbJiwW+wdo1gNeRA+3RgNSO39WYX2euey41KEwnqesU2Jew=="
+    },
     "@types/stack-utils": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/@types/stack-utils/-/stack-utils-1.0.1.tgz",
@@ -7234,9 +7269,9 @@
       "integrity": "sha512-Rv+u8MLHNOdMjTAFeT3nCjHn2aGlx435FP/sDHNaRhDEMwyI/aB22Kj2qIN8R0cw3z28psEQLYwxVKLsKrMgWg=="
     },
     "eventsource": {
-      "version": "1.0.7",
-      "resolved": "https://registry.npmjs.org/eventsource/-/eventsource-1.0.7.tgz",
-      "integrity": "sha512-4Ln17+vVT0k8aWq+t/bF5arcS3EpT9gYtW66EPacdj/mAFevznsnyoHLPy2BA8gbIQeIHoPsvwmfBftfcG//BQ==",
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/eventsource/-/eventsource-1.1.1.tgz",
+      "integrity": "sha512-qV5ZC0h7jYIAOhArFJgSfdyz6rALJyb270714o7ZtNnw2WSJ+eexhKtE0O8LYPRsHZHf2osHKZBxGPvm3kPkCA==",
       "requires": {
         "original": "^1.0.0"
       }
@@ -12759,6 +12794,24 @@
         "strip-indent": "^3.0.0"
       }
     },
+    "redux": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/redux/-/redux-4.2.0.tgz",
+      "integrity": "sha512-oSBmcKKIuIR4ME29/AeNUnl5L+hvBq7OaJWzaptTQJAntaPvxIJqfnjbaEiCzzaIz+XmVILfqAM3Ob0aXLPfjA==",
+      "requires": {
+        "@babel/runtime": "^7.9.2"
+      },
+      "dependencies": {
+        "@babel/runtime": {
+          "version": "7.18.3",
+          "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.18.3.tgz",
+          "integrity": "sha512-38Y8f7YUhce/K7RMwTp7m0uCumpv9hZkitCbBClqQIow1qSbCvGkcegKOXpEWCQLfWmevgRiWokZ1GkpfhbZug==",
+          "requires": {
+            "regenerator-runtime": "^0.13.4"
+          }
+        }
+      }
+    },
     "regenerate": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/regenerate/-/regenerate-1.4.1.tgz",
diff --git a/javascript/redux-demo/yarn.lock b/javascript/redux-demo/yarn.lock
index 6bc755d9..33231e1f 100644
--- a/javascript/redux-demo/yarn.lock
+++ b/javascript/redux-demo/yarn.lock
@@ -4275,9 +4275,9 @@ events@^3.0.0:
   integrity sha512-Rv+u8MLHNOdMjTAFeT3nCjHn2aGlx435FP/sDHNaRhDEMwyI/aB22Kj2qIN8R0cw3z28psEQLYwxVKLsKrMgWg==
 
 eventsource@^1.0.7:
-  version "1.0.7"
-  resolved "https://registry.yarnpkg.com/eventsource/-/eventsource-1.0.7.tgz#8fbc72c93fcd34088090bc0a4e64f4b5cee6d8d0"
-  integrity sha512-4Ln17+vVT0k8aWq+t/bF5arcS3EpT9gYtW66EPacdj/mAFevznsnyoHLPy2BA8gbIQeIHoPsvwmfBftfcG//BQ==
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/eventsource/-/eventsource-1.1.1.tgz#4544a35a57d7120fba4fa4c86cb4023b2c09df2f"
+  integrity sha512-qV5ZC0h7jYIAOhArFJgSfdyz6rALJyb270714o7ZtNnw2WSJ+eexhKtE0O8LYPRsHZHf2osHKZBxGPvm3kPkCA==
   dependencies:
     original "^1.0.0"
 
@@ -8590,9 +8590,9 @@ querystring@0.2.0:
   integrity sha1-sgmEkgO7Jd+CDadW50cAWHhSFiA=
 
 querystringify@^2.1.1:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/querystringify/-/querystringify-2.1.1.tgz#60e5a5fd64a7f8bfa4d2ab2ed6fdf4c85bad154e"
-  integrity sha512-w7fLxIRCRT7U8Qu53jQnJyPkYZIaR4n5151KMfcJlO/A9397Wxb1amJvROTK6TOnp7PfoAmg/qXiNHI+08jRfA==
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/querystringify/-/querystringify-2.2.0.tgz#3345941b4153cb9d082d8eee4cda2016a9aef7f6"
+  integrity sha512-FIqgj2EUvTa7R50u0rGsyTftzjYmv/a3hO345bZNrqabNqjtgiDMgmo4mkUjd+nzU5oF3dClKqFIPUKybUyqoQ==
 
 raf@^3.4.1:
   version "3.4.1"
@@ -10398,9 +10398,9 @@ url-loader@2.3.0:
     schema-utils "^2.5.0"
 
 url-parse@^1.4.3:
-  version "1.4.7"
-  resolved "https://registry.yarnpkg.com/url-parse/-/url-parse-1.4.7.tgz#a8a83535e8c00a316e403a5db4ac1b9b853ae278"
-  integrity sha512-d3uaVyzDB9tQoSXFvuSUNFibTd9zxd2bkVrDRvF5TmvWWQwqE4lgYJ5m+x1DbecWkw+LK4RNl2CU1hHuOKPVlg==
+  version "1.5.10"
+  resolved "https://registry.yarnpkg.com/url-parse/-/url-parse-1.5.10.tgz#9d3c2f736c1d75dd3bd2be507dcc111f1e2ea9c1"
+  integrity sha512-WypcfiRhfeUP9vvF0j6rw0J3hrWrw6iZv3+22h6iRMJ/8z1Tj6XfLP4DsUix5MhMPnXpiHDoKyoZ/bdCkwBCiQ==
   dependencies:
     querystringify "^2.1.1"
     requires-port "^1.0.0"