diff --git a/01-node-native-modules-starter/servers/node-http-server/package-lock.json b/01-node-native-modules-starter/servers/node-http-server/package-lock.json
index e273827c..38ffa18e 100644
--- a/01-node-native-modules-starter/servers/node-http-server/package-lock.json
+++ b/01-node-native-modules-starter/servers/node-http-server/package-lock.json
@@ -2983,9 +2983,9 @@
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+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
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@@ -6269,9 +6269,9 @@
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+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
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diff --git a/02-node-express-starter/static-files/node-express-static-files/package-lock.json b/02-node-express-starter/static-files/node-express-static-files/package-lock.json
index 0310d5d1..f6517ec1 100644
--- a/02-node-express-starter/static-files/node-express-static-files/package-lock.json
+++ b/02-node-express-starter/static-files/node-express-static-files/package-lock.json
@@ -3275,9 +3275,9 @@
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+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
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@@ -7077,9 +7077,9 @@
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-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.1.tgz",
-      "integrity": "sha512-okMH7OXXJ7YrN9Ok3/SXrnu4iX9yOk+25nqX4imS2npuvTYDmo/QEZoqwZkYaIDk3jVvBOTOIEgEhaLOynBS9g==",
+      "version": "3.14.2",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
+      "integrity": "sha512-PMSmkqxr106Xa156c2M265Z+FTrPl+oxd/rgOQy2tijQeK5TxQ43psO1ZCwhVOSdnn+RzkzlRz/eY4BgJBYVpg==",
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diff --git a/02-node-express-starter/static-files/node-express-static-html-form/package-lock.json b/02-node-express-starter/static-files/node-express-static-html-form/package-lock.json
index 8edb67c8..0c485f0a 100644
--- a/02-node-express-starter/static-files/node-express-static-html-form/package-lock.json
+++ b/02-node-express-starter/static-files/node-express-static-html-form/package-lock.json
@@ -3280,9 +3280,9 @@
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-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.1.tgz",
-      "integrity": "sha512-okMH7OXXJ7YrN9Ok3/SXrnu4iX9yOk+25nqX4imS2npuvTYDmo/QEZoqwZkYaIDk3jVvBOTOIEgEhaLOynBS9g==",
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+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
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@@ -7126,9 +7126,9 @@
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+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
+      "integrity": "sha512-PMSmkqxr106Xa156c2M265Z+FTrPl+oxd/rgOQy2tijQeK5TxQ43psO1ZCwhVOSdnn+RzkzlRz/eY4BgJBYVpg==",
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diff --git a/04-node-express-api/node-express-json-data/package-lock.json b/04-node-express-api/node-express-json-data/package-lock.json
index 612298db..7efe2663 100644
--- a/04-node-express-api/node-express-json-data/package-lock.json
+++ b/04-node-express-api/node-express-json-data/package-lock.json
@@ -3313,9 +3313,9 @@
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-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.1.tgz",
-      "integrity": "sha512-okMH7OXXJ7YrN9Ok3/SXrnu4iX9yOk+25nqX4imS2npuvTYDmo/QEZoqwZkYaIDk3jVvBOTOIEgEhaLOynBS9g==",
+      "version": "3.14.2",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
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@@ -7152,9 +7152,9 @@
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-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.1.tgz",
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+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
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