diff --git a/package.json b/package.json
index 8358c99f..701a6da2 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "dev-null-stream": "0.0.1",
     "jest": "24.9.0",
     "markdown-toc": "1.2.0",
-    "prettier": "1.18.2"
+    "prettier": "2.3.1"
   },
   "scripts": {
     "toc": "yarn run markdown-toc -i doc/recipes.md",
diff --git a/yarn.lock b/yarn.lock
index 5342afe6..5639aee2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2956,9 +2956,10 @@ prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
 
-prettier@1.18.2:
-  version "1.18.2"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.18.2.tgz#6823e7c5900017b4bd3acf46fe9ac4b4d7bda9ea"
+prettier@2.3.1:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.3.1.tgz#76903c3f8c4449bc9ac597acefa24dc5ad4cbea6"
+  integrity sha512-p+vNbgpLjif/+D+DwAZAbndtRrR0md0MwfmOVN9N+2RgyACMT+7tfaRnT+WDPkqnuVwleyuBIG2XBxKDme3hPA==
 
 pretty-format@^24.9.0:
   version "24.9.0"