diff --git a/.prettierignore-doc b/.prettierignore-doc
new file mode 100644
index 00000000..b8022b0b
--- /dev/null
+++ b/.prettierignore-doc
@@ -0,0 +1,5 @@
+node_modules
+.git
+**/scripts/**
+**/styles/**
+
diff --git a/package.json b/package.json
index 6de65eb9..c449c9fa 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "pretest": "eslint .",
     "test": "nyc mocha",
     "doc": "jsdoc -c jsdoc.json -d ../yeoman-generator-doc",
-    "doc:prettier": "prettier ../yeoman-generator-doc --write",
+    "doc:prettier": "prettier ../yeoman-generator-doc --write --ignore-path .prettierignore-doc",
     "coverage": "nyc report --reporter=text-lcov | coveralls"
   },
   "dependencies": {