diff --git a/Javascript/RxJsDemo/package-lock.json b/Javascript/RxJsDemo/package-lock.json
index be8b1c5..aa4010c 100644
--- a/Javascript/RxJsDemo/package-lock.json
+++ b/Javascript/RxJsDemo/package-lock.json
@@ -3566,7 +3566,8 @@
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@@ -3587,12 +3588,14 @@
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+          "dev": true,
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           "bundled": true,
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@@ -3607,17 +3610,20 @@
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+          "dev": true,
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@@ -3734,7 +3740,8 @@
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-          "dev": true
+          "dev": true,
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@@ -3746,6 +3753,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -3760,6 +3768,7 @@
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           "bundled": true,
           "dev": true,
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@@ -3767,12 +3776,14 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "bundled": true,
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@@ -3791,6 +3802,7 @@
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           "dev": true,
+          "optional": true,
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@@ -3871,7 +3883,8 @@
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           "bundled": true,
-          "dev": true
+          "dev": true,
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@@ -3883,6 +3896,7 @@
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           "bundled": true,
           "dev": true,
+          "optional": true,
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           }
@@ -3968,7 +3982,8 @@
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-          "dev": true
+          "dev": true,
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@@ -4004,6 +4019,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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@@ -4023,6 +4039,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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@@ -4066,12 +4083,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
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-          "dev": true
+          "dev": true,
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@@ -5633,7 +5652,7 @@
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-          "resolved": "http://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
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           "dev": true
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@@ -5790,7 +5809,7 @@
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-          "resolved": "http://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
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@@ -6778,7 +6797,7 @@
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-          "resolved": "http://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
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@@ -7789,18 +7808,6 @@
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-      "requires": {
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@@ -9656,9 +9663,9 @@
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-      "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.3.tgz",
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+      "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.4.tgz",
+      "integrity": "sha512-OqedPIGOfsDlo31UNwYbCFMSaO9m9G/0faIHj5/dZFDMFqPTcx6UwqyOy3COEaEOg/9VsGIpdqn62W5KhoKSpg==",
       "dev": true
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     "which": {