diff --git a/package.json b/package.json
index 8a8adda..7f36042 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "@types/request": "2.48.1",
     "jest": "21.2.1",
     "jest-playback": "1.0.1",
-    "prettier": "1.14.3",
+    "prettier": "1.16.4",
     "prettier-config-ikatyang": "1.1.1",
     "ts-jest": "21.2.4",
     "ts-node": "4.1.0",
diff --git a/yarn.lock b/yarn.lock
index 4da03c6..0128546 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2583,9 +2583,9 @@ prettier-config-ikatyang@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/prettier-config-ikatyang/-/prettier-config-ikatyang-1.1.1.tgz#9ccab4bc2d441e4c68b58dbe8f1a4e18213c3f2d"
 
-prettier@1.14.3:
-  version "1.14.3"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.14.3.tgz#90238dd4c0684b7edce5f83b0fb7328e48bd0895"
+prettier@1.16.4:
+  version "1.16.4"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.16.4.tgz#73e37e73e018ad2db9c76742e2647e21790c9717"
 
 pretty-format@^21.2.1:
   version "21.2.1"