diff --git a/demo/package-lock.json b/demo/package-lock.json
index 7f381d1..033068b 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -2168,7 +2168,7 @@
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@@ -3073,7 +3037,7 @@
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-      "resolved": "http://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
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@@ -3786,9 +3750,9 @@
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+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.3.tgz",
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@@ -5797,7 +5761,7 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
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@@ -8259,7 +8223,7 @@
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@@ -10174,7 +10138,7 @@
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