diff --git a/docs/rules/prefer-at.md b/docs/rules/prefer-at.md
index bc9f6e6bce..1b4b02faa1 100644
--- a/docs/rules/prefer-at.md
+++ b/docs/rules/prefer-at.md
@@ -85,7 +85,7 @@ Example:
 // eslint unicorn/prefer-at: ["error", {"checkAllIndexAccess": true}]
 const foo = bar[10]; // Fails, will fix to `bar.at(10)`
 const foo = bar[unknownProperty]; // Passes
-const foo = string.chatAt(unknownIndex); // Fails
+const foo = string.charAt(unknownIndex); // Fails
 ```
 
 ### getLastElementFunctions
diff --git a/rules/prefer-at.js b/rules/prefer-at.js
index a78fdecefa..3724c04f04 100644
--- a/rules/prefer-at.js
+++ b/rules/prefer-at.js
@@ -175,8 +175,8 @@ function create(context) {
 					const openingBracketToken = sourceCode.getTokenBefore(indexNode, isOpeningBracketToken);
 					yield fixer.replaceText(openingBracketToken, '.at(');
 
-					const isClosingBraceToken = sourceCode.getTokenAfter(indexNode, isClosingBracketToken);
-					yield fixer.replaceText(isClosingBraceToken, ')');
+					const closingBracketToken = sourceCode.getTokenAfter(indexNode, isClosingBracketToken);
+					yield fixer.replaceText(closingBracketToken, ')');
 				},
 			};
 		},