diff --git a/docs/JestPlatform.md b/docs/JestPlatform.md
index bc13e98e542b..31f89f6eb6f2 100644
--- a/docs/JestPlatform.md
+++ b/docs/JestPlatform.md
@@ -119,7 +119,7 @@ You can read more about `jest-validate` in the [readme file](https://github.com/
 
 ## jest-worker
 
-Module used for parallelization of tasks. Exports a class `Worker` that takes the path of Node.js module and lets you call the module's exported methods as if they where class methods, returning a promise that resolves when the specified method finishes its execution in a forked process.
+Module used for parallelization of tasks. Exports a class `Worker` that takes the path of Node.js module and lets you call the module's exported methods as if they were class methods, returning a promise that resolves when the specified method finishes its execution in a forked process.
 
 ### Example