diff --git a/README.md b/README.md
index 6e359d0..0617610 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ You can submit your entry [here](https://forms.gle/6jjj8jxNQ5Ln53ie6).
 * You may not use the unsafe keyword.
 * All of your code/data must be contained within the _MyBot.cs_ file.
    * Note: you may create additional scripts for testing/training your bot, but only the _MyBot.cs_ file will be submitted, so it must be able to run without them.
-   * You may not rename the _MyBot_ struct contained in the _MyBot.cs_ file.
+   * You may not rename the _MyBot_ struct or _Think_ function contained in the _MyBot.cs_ file.
    * The code in MyBot.cs may not exceed the _bot brain capacity_ of 1024 (see below).
 
 ## Bot Brain Capacity