diff --git a/package-lock.json b/package-lock.json
index 9ab617b..a918c6e 100644
--- a/package-lock.json
+++ b/package-lock.json
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-					"resolved": "http://registry.npmjs.org/postcss/-/postcss-4.1.16.tgz",
+					"resolved": "https://registry.npmjs.org/postcss/-/postcss-4.1.16.tgz",
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-					"resolved": "http://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
+					"resolved": "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
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-			"resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+			"resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
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-					"resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+					"resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
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+					"resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
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-					"resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
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+					"resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
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+			"resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
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+					"resolved": "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
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diff --git a/package.json b/package.json
index 22fb7e7..64791a6 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
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 		"@angular/common": "^7.2.15",
 		"@angular/compiler": "^7.2.15",
-		"@angular/core": "^7.2.15",
+		"@angular/core": "^11.0.5",
 		"@angular/forms": "^7.2.15",
 		"@angular/http": "^7.2.15",
 		"@angular/platform-browser": "^7.2.15",