diff --git a/package.json b/package.json
index d4dbb24..6dd7e6f 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "eslint-plugin-prettier": "^3.1.0",
     "execa": "^1.0.0",
     "get-port": "^4.2.0",
-    "prettier": "^1.17.0",
+    "prettier": "^1.17.1",
     "qunit": "~2.9.2",
     "qunit-eslint": "^2.0.0",
     "rsvp": "^4.7.0"
diff --git a/yarn.lock b/yarn.lock
index 1618fda..5c7f3f1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1090,9 +1090,9 @@ prettier-linter-helpers@^1.0.0:
   dependencies:
     fast-diff "^1.1.2"
 
-prettier@^1.17.0:
-  version "1.17.0"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.17.0.tgz#53b303676eed22cc14a9f0cec09b477b3026c008"
+prettier@^1.17.1:
+  version "1.17.1"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.17.1.tgz#ed64b4e93e370cb8a25b9ef7fef3e4fd1c0995db"
 
 process-nextick-args@~1.0.6:
   version "1.0.7"