diff --git a/docs/options.md b/docs/options.md
index f2318cece..c2df48f24 100644
--- a/docs/options.md
+++ b/docs/options.md
@@ -134,7 +134,7 @@ Print trailing commas wherever possible in multi-line comma-separated syntactic
 Valid options:
 
 - `"all"` - Trailing commas wherever possible (including [function parameters and calls](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Trailing_commas#Trailing_commas_in_functions)). To run, JavaScript code formatted this way needs an engine that supports ES2017 (Node.js 8+ or a modern browser) or [downlevel compilation](https://babeljs.io/docs/en/index). This also enables trailing commas in type parameters in TypeScript (supported since TypeScript 2.7 released in January 2018).
-- `"es5"` - Trailing commas where valid in ES5 (objects, arrays, etc.). No trailing commas in type parameters in TypeScript.
+- `"es5"` - Trailing commas where valid in ES5 (objects, arrays, etc.). Trailing commas in type parameters in TypeScript and Flow.
 - `"none"` - No trailing commas.
 
 | Default | CLI Override                                           | API Override                                           |
diff --git a/website/versioned_docs/version-stable/options.md b/website/versioned_docs/version-stable/options.md
index d7adda49f..6fe9761a2 100644
--- a/website/versioned_docs/version-stable/options.md
+++ b/website/versioned_docs/version-stable/options.md
@@ -122,7 +122,7 @@ Print trailing commas wherever possible in multi-line comma-separated syntactic
 Valid options:
 
 - `"all"` - Trailing commas wherever possible (including [function parameters and calls](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Trailing_commas#Trailing_commas_in_functions)). To run, JavaScript code formatted this way needs an engine that supports ES2017 (Node.js 8+ or a modern browser) or [downlevel compilation](https://babeljs.io/docs/en/index). This also enables trailing commas in type parameters in TypeScript (supported since TypeScript 2.7 released in January 2018).
-- `"es5"` - Trailing commas where valid in ES5 (objects, arrays, etc.). No trailing commas in type parameters in TypeScript.
+- `"es5"` - Trailing commas where valid in ES5 (objects, arrays, etc.). Trailing commas in type parameters in TypeScript and Flow.
 - `"none"` - No trailing commas.
 
 | Default | CLI Override                                           | API Override                                           |