diff --git a/worker/package.json b/worker/package.json
index 58a7f61..4da1ff6 100644
--- a/worker/package.json
+++ b/worker/package.json
@@ -1,7 +1,7 @@
 {
   "dependencies": {
     "aws-lambda": "^0.1.2",
-    "aws-sdk": "^2.554.0"
+    "aws-sdk": "^2.814.0"
   },
   "devDependencies": {
     "@types/aws-sdk": "^2.7.0",
diff --git a/worker/yarn.lock b/worker/yarn.lock
index 2c17327..3a9298f 100644
--- a/worker/yarn.lock
+++ b/worker/yarn.lock
@@ -23,12 +23,12 @@ aws-lambda@^0.1.2:
     commander "^2.5.0"
     dotenv "^0.4.0"
 
-aws-sdk@*, aws-sdk@^*, aws-sdk@^2.554.0:
-  version "2.554.0"
-  resolved "https://registry.yarnpkg.com/aws-sdk/-/aws-sdk-2.554.0.tgz#7a58cbaec5f9e4c2780910b458a77022557c2fc8"
-  integrity sha512-23EQhz4pCRwzCRRc40deQgoO2ddCT4ylfoVPAuQKOQA8SZqMCWYGkntHjtNWVMd5zIJzHYt26qo8s8zsorc7Rg==
+aws-sdk@*, aws-sdk@^*, aws-sdk@^2.814.0:
+  version "2.814.0"
+  resolved "https://registry.yarnpkg.com/aws-sdk/-/aws-sdk-2.814.0.tgz#7a1c36006e0b5826f14bd2511b1d229ef6814bb0"
+  integrity sha512-empd1m/J/MAkL6d9OeRpmg9thobULu0wk4v8W3JToaxGi2TD7PIdvE6yliZKyOVAdJINhBWEBhxR4OUIHhcGbQ==
   dependencies:
-    buffer "4.9.1"
+    buffer "4.9.2"
     events "1.1.1"
     ieee754 "1.1.13"
     jmespath "0.15.0"
@@ -48,10 +48,10 @@ buffer-from@^1.0.0:
   resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.1.tgz#32713bc028f75c02fdb710d7c7bcec1f2c6070ef"
   integrity sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A==
 
-buffer@4.9.1:
-  version "4.9.1"
-  resolved "https://registry.yarnpkg.com/buffer/-/buffer-4.9.1.tgz#6d1bb601b07a4efced97094132093027c95bc298"
-  integrity sha1-bRu2AbB6TvztlwlBMgkwJ8lbwpg=
+buffer@4.9.2:
+  version "4.9.2"
+  resolved "https://registry.yarnpkg.com/buffer/-/buffer-4.9.2.tgz#230ead344002988644841ab0244af8c44bbe3ef8"
+  integrity sha512-xq+q3SRMOxGivLhBNaUdC64hDTQwejJ+H0T/NB1XMtTVEwNTrfFF3gAxiyW0Bu/xWEGhjVKgUcMhCrUy2+uCWg==
   dependencies:
     base64-js "^1.0.2"
     ieee754 "^1.1.4"