diff --git a/README.md b/README.md
index a83c4f4..a2c9b58 100644
--- a/README.md
+++ b/README.md
@@ -4002,6 +4002,25 @@ _You can enable the following settings in Xcode by running [this script](resourc
```
+
+* (link) **Remove empty extensions that define no properties, functions, or conformances.** [![SwiftFormat: emptyExtension](https://img.shields.io/badge/SwiftFormat-emptyExtension-008489.svg)](https://github.com/nicklockwood/SwiftFormat/blob/master/Rules.md#emptyExtension)
+
+
+
+ #### Why?
+ Improves readability since the code has no effect and should be removed for clarity.
+
+ ```swift
+ // WRONG: The first extension is empty and redundant.
+ extension Planet {}
+
+ extension Planet: Equatable {}
+
+ // RIGHT: Empty extensions that add a protocol conformance aren't redundant.
+ extension Planet: Equatable {}
+ ```
+
+
**[⬆ back to top](#table-of-contents)**
diff --git a/Sources/AirbnbSwiftFormatTool/airbnb.swiftformat b/Sources/AirbnbSwiftFormatTool/airbnb.swiftformat
index a0f76d6..c9a0cdc 100644
--- a/Sources/AirbnbSwiftFormatTool/airbnb.swiftformat
+++ b/Sources/AirbnbSwiftFormatTool/airbnb.swiftformat
@@ -108,4 +108,5 @@
--rules consistentSwitchCaseSpacing
--rules semicolons
--rules propertyType
---rules blankLinesBetweenChainedFunctions
\ No newline at end of file
+--rules blankLinesBetweenChainedFunctions
+--rules emptyExtension