diff --git a/angular-7/package-lock.json b/angular-7/package-lock.json
index 2614f6a..c5efc87 100644
--- a/angular-7/package-lock.json
+++ b/angular-7/package-lock.json
@@ -719,11 +719,18 @@
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+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+      "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
       "requires": {
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+        "tslib": "^2.0.0"
+      },
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+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.4.0.tgz",
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+        }
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       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
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@@ -2391,6 +2401,7 @@
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-      "dev": true
+      "dev": true,
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@@ -3937,7 +3950,8 @@
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@@ -5082,7 +5096,8 @@
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@@ -5103,12 +5118,14 @@
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+          "dev": true,
+          "optional": true
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@@ -5123,17 +5140,20 @@
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@@ -5250,7 +5270,8 @@
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@@ -5262,6 +5283,7 @@
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@@ -5276,6 +5298,7 @@
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@@ -5283,12 +5306,14 @@
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@@ -5307,6 +5332,7 @@
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           "dev": true,
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@@ -5387,7 +5413,8 @@
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@@ -5399,6 +5426,7 @@
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@@ -5484,7 +5512,8 @@
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@@ -5520,6 +5549,7 @@
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@@ -5539,6 +5569,7 @@
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+          "optional": true,
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@@ -5582,12 +5613,14 @@
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           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "yallist": {
           "version": "3.0.2",
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@@ -5596,6 +5629,7 @@
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@@ -5655,6 +5689,7 @@
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       "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
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@@ -5712,7 +5747,8 @@
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-      "dev": true
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@@ -6190,6 +6228,7 @@
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       "integrity": "sha1-rQFScUOi6Hc8+uapb1hla7UqNLI=",
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@@ -6795,7 +6835,8 @@
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       "integrity": "sha1-V/4cTkhHTt1lsJkR8msc1Ald2oQ=",
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-      "dev": true
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       "integrity": "sha1-UaGp50SOy9Ms2lRCFnW7IbwJPaY=",
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@@ -7479,7 +7522,8 @@
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-          "dev": true
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@@ -7512,6 +7557,7 @@
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@@ -7524,7 +7570,8 @@
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-      "dev": true
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@@ -8069,7 +8117,8 @@
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@@ -8812,13 +8861,15 @@
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       "integrity": "sha1-ecSQihwPXzdbc/6IjamCj23JY6Q=",
-      "dev": true
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       "integrity": "sha1-z1mU4v0mjQD1zw+nZ6CBae2wfsA=",
       "dev": true,
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@@ -8851,7 +8902,8 @@
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-      "dev": true
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@@ -8956,6 +9008,7 @@
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       "dev": true,
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@@ -10267,6 +10320,7 @@
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       "integrity": "sha1-9f+qXs0pyzHAR0vKfXVra7KePyg=",
       "dev": true,
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@@ -10278,6 +10332,7 @@
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+          "optional": true,
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@@ -10288,7 +10343,8 @@
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-          "dev": true
+          "dev": true,
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@@ -10297,6 +10353,7 @@
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       "integrity": "sha1-nWPBMnbAZZGNV/ACpX9AobZD+wI=",
       "dev": true,
+      "optional": true,
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@@ -10307,6 +10364,7 @@
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           "integrity": "sha1-ay6YIrGizgpgq2TWEOzK1TyyTQ8=",
           "dev": true,
+          "optional": true,
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@@ -10317,6 +10375,7 @@
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           "dev": true,
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@@ -11119,6 +11178,7 @@
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       "integrity": "sha1-1275EnyyPCJZ7bHoNJwujV4tdME=",
       "dev": true,
+      "optional": true,
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@@ -12426,7 +12486,8 @@
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-      "dev": true
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@@ -13198,6 +13259,7 @@
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       "dev": true,
+      "optional": true,
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diff --git a/angular-7/package.json b/angular-7/package.json
index ee0eeef..fc2e52e 100644
--- a/angular-7/package.json
+++ b/angular-7/package.json
@@ -15,7 +15,7 @@
         "@angular/animations": "^7.1.4",
         "@angular/common": "^7.1.4",
         "@angular/compiler": "^7.1.4",
-        "@angular/core": "^7.1.4",
+        "@angular/core": "^11.0.5",
         "@angular/forms": "^7.1.4",
         "@angular/http": "^7.1.4",
         "@angular/platform-browser": "^7.1.4",