diff --git a/aws-chatbot/package-lock.json b/aws-chatbot/package-lock.json
index 4e5e5da..29d8633 100644
--- a/aws-chatbot/package-lock.json
+++ b/aws-chatbot/package-lock.json
@@ -348,11 +348,18 @@
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+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
       "requires": {
-        "lodash": "4.17.11"
+        "lodash": "^4.17.14"
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+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+          "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+        }
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@@ -740,7 +747,7 @@
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-          "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",
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@@ -1601,7 +1608,8 @@
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+          "bundled": true,
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@@ -1619,11 +1627,13 @@
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-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "1.1.11",
           "bundled": true,
+          "optional": true,
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@@ -1636,15 +1646,18 @@
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-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "core-util-is": {
           "version": "1.0.2",
@@ -1747,7 +1760,8 @@
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         "inherits": {
           "version": "2.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "1.3.5",
@@ -1757,6 +1771,7 @@
         "is-fullwidth-code-point": {
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           "bundled": true,
+          "optional": true,
           "requires": {
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           }
@@ -1769,17 +1784,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
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           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "minipass": {
           "version": "2.2.4",
           "bundled": true,
+          "optional": true,
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@@ -1796,6 +1814,7 @@
         "mkdirp": {
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           "bundled": true,
+          "optional": true,
           "requires": {
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@@ -1868,7 +1887,8 @@
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-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "4.1.1",
@@ -1878,6 +1898,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
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           }
@@ -1953,7 +1974,8 @@
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         "safe-buffer": {
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-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -1983,6 +2005,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
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@@ -2000,6 +2023,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
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           }
@@ -2038,11 +2062,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -2667,7 +2693,7 @@
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         "yargs": {
           "version": "3.32.0",
-          "resolved": "http://registry.npmjs.org/yargs/-/yargs-3.32.0.tgz",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.32.0.tgz",
           "integrity": "sha1-AwiOnr+edWtpdRYR0qXvWRSCyZU=",
           "requires": {
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@@ -2709,6 +2735,16 @@
         "optimist": "0.6.1",
         "source-map": "0.6.1",
         "uglify-js": "3.4.9"
+      },
+      "dependencies": {
+        "async": {
+          "version": "2.6.1",
+          "resolved": "https://registry.npmjs.org/async/-/async-2.6.1.tgz",
+          "integrity": "sha512-fNEiL2+AZt6AlAw/29Cr0UDe4sRAHCpEHh54WMz+Bb7QfNcFw4h3loofyJpLeQs4Yx7yuqu/2dLgM5hKOs6HlQ==",
+          "requires": {
+            "lodash": "^4.17.10"
+          }
+        }
       }
     },
     "har-schema": {
@@ -2771,7 +2807,7 @@
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     "http-errors": {
       "version": "1.6.3",
-      "resolved": "http://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
+      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
       "integrity": "sha1-i1VoC7S+KDoLW/TqLjhYC+HZMg0=",
       "requires": {
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@@ -3467,7 +3503,7 @@
       "dependencies": {
         "uuid": {
           "version": "2.0.3",
-          "resolved": "http://registry.npmjs.org/uuid/-/uuid-2.0.3.tgz",
+          "resolved": "https://registry.npmjs.org/uuid/-/uuid-2.0.3.tgz",
           "integrity": "sha1-Z+LoY3lyFVMN/zGOW/nc6/1Hsho="
         }
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@@ -3653,7 +3689,7 @@
     },
     "os-locale": {
       "version": "1.4.0",
-      "resolved": "http://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
+      "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
       "integrity": "sha1-IPnxeuKe00XoveWDsT0gCYA8FNk=",
       "requires": {
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@@ -4011,7 +4047,7 @@
       "dependencies": {
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
         }
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@@ -4895,6 +4931,14 @@
         "websocket": "1.0.28"
       },
       "dependencies": {
+        "async": {
+          "version": "2.6.1",
+          "resolved": "https://registry.npmjs.org/async/-/async-2.6.1.tgz",
+          "integrity": "sha512-fNEiL2+AZt6AlAw/29Cr0UDe4sRAHCpEHh54WMz+Bb7QfNcFw4h3loofyJpLeQs4Yx7yuqu/2dLgM5hKOs6HlQ==",
+          "requires": {
+            "lodash": "^4.17.10"
+          }
+        },
         "har-validator": {
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           "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.0.3.tgz",
@@ -5022,7 +5066,7 @@
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         "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=",
           "requires": {
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diff --git a/aws-chatbot/package.json b/aws-chatbot/package.json
index a2ef141..1216c03 100644
--- a/aws-chatbot/package.json
+++ b/aws-chatbot/package.json
@@ -12,7 +12,7 @@
   "dependencies": {
     "@google-cloud/vision": "^0.22.1",
     "algorithmia": "^0.3.10",
-    "async": "^2.6.1",
+    "async": "^2.6.4",
     "aws-sdk": "^2.344.0",
     "base-64": "^0.1.0",
     "body-parser": "^1.18.3",