diff --git a/.prettierrc.json b/.prettierrc.json
index 159dda55f4..b1738e2c9f 100644
--- a/.prettierrc.json
+++ b/.prettierrc.json
@@ -1,5 +1,6 @@
 {
     "$schema": "http://json.schemastore.org/prettierrc",
+    "arrowParens": "avoid",
     "singleQuote": true,
     "trailingComma": "all",
     "tabWidth": 4,
diff --git a/package.json b/package.json
index 092e7fab93..f2114216ac 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     },
     "devDependencies": {
         "dtslint": "latest",
-        "prettier": "^1.17.1",
+        "prettier": "^2.0.2",
         "types-publisher": "github:Microsoft/types-publisher#production"
     },
     "husky": {