diff --git a/imasbook01/package-lock.json b/imasbook01/package-lock.json
index d96e4d85..feb5955b 100644
--- a/imasbook01/package-lock.json
+++ b/imasbook01/package-lock.json
@@ -378,9 +378,9 @@
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-      "version": "3.3.0",
-      "resolved": "https://registry.npmjs.org/ecstatic/-/ecstatic-3.3.0.tgz",
-      "integrity": "sha512-EblWYTd+wPIAMQ0U4oYJZ7QBypT9ZUIwpqli0bKDjeIIQnXDBK2dXtZ9yzRCOlkW1HkO8gn7/FxLK1yPIW17pw==",
+      "version": "3.3.2",
+      "resolved": "https://registry.npmjs.org/ecstatic/-/ecstatic-3.3.2.tgz",
+      "integrity": "sha512-fLf9l1hnwrHI2xn9mEDT7KIi22UDqA2jaCwyCbSUJh9a1V+LEUSL/JO/6TIz/QyuBURWUHrFL5Kg2TtO1bkkog==",
       "dev": true,
       "requires": {
         "he": "^1.1.1",
@@ -748,7 +748,7 @@
         },
         "chalk": {
           "version": "1.1.3",
-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
           "requires": {
@@ -856,7 +856,7 @@
       "dependencies": {
         "lodash": {
           "version": "2.4.2",
-          "resolved": "http://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
           "integrity": "sha1-+t2DS5aDBz2hebPq5tnA0VBT9z4=",
           "dev": true
         }