diff --git a/package-lock.json b/package-lock.json
index fbcae2db890..4c8e6e1f9bf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4580,9 +4580,9 @@
       "dev": true
     },
     "prettier": {
-      "version": "1.12.1",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.12.1.tgz",
-      "integrity": "sha1-wa0g6APndJ+vkFpAnSNn4Gu+cyU=",
+      "version": "1.13.5",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.13.5.tgz",
+      "integrity": "sha512-4M90mfvLz6yRf2Dhzd+xPIE6b4xkI8nHMJhsSm9IlfG17g6wujrrm7+H1X8x52tC4cSNm6HmuhCUSNe6Hd5wfw==",
       "dev": true
     },
     "pretty-hrtime": {
diff --git a/package.json b/package.json
index e9e1ecf9c35..e8cba6f58e4 100644
--- a/package.json
+++ b/package.json
@@ -606,7 +606,7 @@
     "gulp-tslint": "8.1.3",
     "gulp-typescript": "4.0.2",
     "mocha": "5.2.0",
-    "prettier": "1.13.4",
+    "prettier": "1.13.5",
     "tslint": "5.10.0",
     "typescript": "2.9.1",
     "vscode": "1.1.18"