diff --git a/angular5/hello/package-lock.json b/angular5/hello/package-lock.json
index 953f488..f32e1ac 100644
--- a/angular5/hello/package-lock.json
+++ b/angular5/hello/package-lock.json
@@ -172,11 +172,18 @@
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+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
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       "integrity": "sha1-UaGp50SOy9Ms2lRCFnW7IbwJPaY=",
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@@ -7214,7 +7233,8 @@
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           "integrity": "sha1-/iZaIYrGpXz+hUkn6dBMGYJe3es=",
-          "dev": true
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@@ -7222,7 +7242,8 @@
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@@ -8503,7 +8524,8 @@
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           "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4=",
-          "dev": true
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@@ -8517,6 +8539,7 @@
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           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
+          "optional": true,
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@@ -8578,7 +8601,8 @@
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           "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
-          "dev": true
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@@ -8641,13 +8665,15 @@
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       "integrity": "sha1-ecSQihwPXzdbc/6IjamCj23JY6Q=",
-      "dev": true
+      "dev": true,
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       "integrity": "sha1-z1mU4v0mjQD1zw+nZ6CBae2wfsA=",
       "dev": true,
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@@ -8680,7 +8706,8 @@
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       "integrity": "sha1-WG24EB2zDLRDjrVGc3pBqtDPE9U=",
-      "dev": true
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@@ -8730,6 +8757,7 @@
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       "dev": true,
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@@ -9630,7 +9658,8 @@
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-      "dev": true
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       "integrity": "sha1-fxFLW2X6s+KjWqd1uxLw0cZJvxY=",
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       "integrity": "sha1-1275EnyyPCJZ7bHoNJwujV4tdME=",
       "dev": true,
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@@ -11302,6 +11333,7 @@
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       "integrity": "sha1-W4t/x8jzQcU+0FbpKbe/Tei6e1o=",
       "dev": true,
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@@ -11312,6 +11344,7 @@
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       "dev": true,
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@@ -12282,6 +12315,7 @@
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       "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
       "dev": true,
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@@ -12391,7 +12425,8 @@
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       "integrity": "sha1-a7rwh3UA02vjTsqlhODbn+8DUgk=",
-      "dev": true
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@@ -14099,6 +14134,7 @@
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       "dev": true,
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diff --git a/angular5/hello/package.json b/angular5/hello/package.json
index 04b20ee..d9a507e 100644
--- a/angular5/hello/package.json
+++ b/angular5/hello/package.json
@@ -15,7 +15,7 @@
     "@angular/animations": "^5.2.0",
     "@angular/common": "^5.2.0",
     "@angular/compiler": "^5.2.0",
-    "@angular/core": "^5.2.0",
+    "@angular/core": "^11.0.5",
     "@angular/forms": "^5.2.0",
     "@angular/http": "^5.2.0",
     "@angular/platform-browser": "^5.2.0",