diff --git a/README.md b/README.md
index 7fd7a56ce5..9ad5e22860 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,7 @@ which uses swift-concurrency
 
 ## Requirements
 
-* Swift 5.3 +
+* Swift 5.5 +
 * @available(iOS 10, macOS 10.13, tvOS 10, watchOS 3)
 * UIKit
 * SwiftUI