diff --git a/src/demo5/package-lock.json b/src/demo5/package-lock.json
index b226ba7..24418b5 100644
--- a/src/demo5/package-lock.json
+++ b/src/demo5/package-lock.json
@@ -1441,12 +1441,9 @@
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     },
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-      "version": "1.0.7",
-      "resolved": "https://registry.npmjs.org/eventsource/-/eventsource-1.0.7.tgz",
-      "integrity": "sha512-4Ln17+vVT0k8aWq+t/bF5arcS3EpT9gYtW66EPacdj/mAFevznsnyoHLPy2BA8gbIQeIHoPsvwmfBftfcG//BQ==",
-      "requires": {
-        "original": "^1.0.0"
-      }
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/eventsource/-/eventsource-1.1.2.tgz",
+      "integrity": "sha512-xAH3zWhgO2/3KIniEKYPr8plNSzlGINOUqYj0m0u7AB81iRw8b/3E73W6AuU+6klLbaSFmZnaETQ2lXPfAydrA=="
     },
     "evp_bytestokey": {
       "version": "1.0.3",
@@ -3338,14 +3335,6 @@
         "wrappy": "1"
       }
     },
-    "original": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/original/-/original-1.0.2.tgz",
-      "integrity": "sha512-hyBVl6iqqUOJ8FqRe+l/gS8H+kKYjrEndd5Pm1MfBtsEKA038HkkdbAl/72EAXGyonD/PFsvmVG+EvcIpliMBg==",
-      "requires": {
-        "url-parse": "^1.4.3"
-      }
-    },
     "os-browserify": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/os-browserify/-/os-browserify-0.3.0.tgz",
@@ -3911,11 +3900,6 @@
       "integrity": "sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE=",
       "dev": true
     },
-    "requires-port": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz",
-      "integrity": "sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8="
-    },
     "resolve-cwd": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/resolve-cwd/-/resolve-cwd-2.0.0.tgz",
@@ -4760,22 +4744,6 @@
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-    "url-parse": {
-      "version": "1.5.10",
-      "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.5.10.tgz",
-      "integrity": "sha512-WypcfiRhfeUP9vvF0j6rw0J3hrWrw6iZv3+22h6iRMJ/8z1Tj6XfLP4DsUix5MhMPnXpiHDoKyoZ/bdCkwBCiQ==",
-      "requires": {
-        "querystringify": "^2.1.1",
-        "requires-port": "^1.0.0"
-      },
-      "dependencies": {
-        "querystringify": {
-          "version": "2.2.0",
-          "resolved": "https://registry.npmjs.org/querystringify/-/querystringify-2.2.0.tgz",
-          "integrity": "sha512-FIqgj2EUvTa7R50u0rGsyTftzjYmv/a3hO345bZNrqabNqjtgiDMgmo4mkUjd+nzU5oF3dClKqFIPUKybUyqoQ=="
-        }
-      }
-    },
     "use": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",