diff --git a/cdk/package-lock.json b/cdk/package-lock.json
index ba58f33..b234cff 100644
--- a/cdk/package-lock.json
+++ b/cdk/package-lock.json
@@ -540,7 +540,7 @@
             "dependencies": {
                 "buffer": {
                     "version": "4.9.1",
-                    "resolved": "http://registry.npmjs.org/buffer/-/buffer-4.9.1.tgz",
+                    "resolved": "https://registry.npmjs.org/buffer/-/buffer-4.9.1.tgz",
                     "integrity": "sha1-bRu2AbB6TvztlwlBMgkwJ8lbwpg=",
                     "dev": true,
                     "requires": {
@@ -732,7 +732,7 @@
                 },
                 "strip-ansi": {
                     "version": "3.0.1",
-                    "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+                    "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
                     "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
                     "dev": true,
                     "requires": {
@@ -2380,7 +2380,7 @@
                 },
                 "strip-ansi": {
                     "version": "3.0.1",
-                    "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+                    "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
                     "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
                     "dev": true,
                     "requires": {
@@ -2424,9 +2424,9 @@
             "dev": true
         },
         "y18n": {
-            "version": "3.2.1",
-            "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
-            "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE=",
+            "version": "3.2.2",
+            "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.2.tgz",
+            "integrity": "sha512-uGZHXkHnhF0XeeAPgnKfPv1bgKAYyVvmNL1xlKsPYZPaIHxGti2hHqvOCQv71XMsLxu1QjergkqogUnms5D3YQ==",
             "dev": true
         },
         "yallist": {