diff --git a/package.json b/package.json
index 20b1e1d6b987d..1c03547834375 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "karma-chrome-launcher": "~2.1.1",
     "karma-jasmine": "~1.1.0",
     "karma-webpack": "2.0.4",
-    "prettier": "1.8.2",
+    "prettier": "^1.9.0",
     "rxjs": "^5.5.2",
     "tslint": "5.7.0",
     "typescript": "2.5.3",
diff --git a/packages/schematics/src/collection/utility/lib-versions.ts b/packages/schematics/src/collection/utility/lib-versions.ts
index d0649c3441780..edf8a5fcacc88 100644
--- a/packages/schematics/src/collection/utility/lib-versions.ts
+++ b/packages/schematics/src/collection/utility/lib-versions.ts
@@ -5,7 +5,7 @@ export const ngrxVersion = '4.1.1';
 export const nxVersion = '*';
 export const schematicsVersion = '*';
 export const latestMigration = '20171213-update-tsconfig-spec-to-exclude-e2e';
-export const prettierVersion = '1.8.2';
+export const prettierVersion = '^1.9.0';
 export const typescriptVersion = '2.5.3';
 export const rxjsVersion = '^5.5.2';
 
diff --git a/yarn.lock b/yarn.lock
index 950620f44d7fa..2f4fa4df5c97c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4679,9 +4679,9 @@ preserve@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/preserve/-/preserve-0.2.0.tgz#815ed1f6ebc65926f865b310c0713bcb3315ce4b"
 
-prettier@1.8.2:
-  version "1.8.2"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.8.2.tgz#bff83e7fd573933c607875e5ba3abbdffb96aeb8"
+prettier@^1.9.0:
+  version "1.9.2"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.9.2.tgz#96bc2132f7a32338e6078aeb29727178c6335827"
 
 pretty-error@^2.0.2:
   version "2.1.1"