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--- a/README.md
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@@ -2,7 +2,7 @@
 
 `codex-universal` is a reference implementation of the base Docker image available in [OpenAI Codex](http://platform.openai.com/docs/codex).
 
-This repository is intended to help developers cutomize environments in Codex, by providing a similar image that can be pulled and run locally. This is not an identical environment but should help for debugging and development.
+This repository is intended to help developers customize environments in Codex, by providing a similar image that can be pulled and run locally. This is not an identical environment but should help for debugging and development.
 
 For more details on environment setup, see [OpenAI Codex](http://platform.openai.com/docs/codex).