diff --git a/README.md b/README.md
index d8f7a9c6e..e31c4879b 100644
--- a/README.md
+++ b/README.md
@@ -71,6 +71,7 @@ The app is compatible with [toot-relay](https://github.com/DagAgren/toot-relay)
 - [Nuke](https://github.com/kean/Nuke)
 - [Pageboy](https://github.com/uias/Pageboy#the-basics)
 - [SDWebImage](https://github.com/SDWebImage/SDWebImage)
+- [swift-collections](https://github.com/apple/swift-collections)
 - [swift-nio](https://github.com/apple/swift-nio)
 - [SwiftGen](https://github.com/SwiftGen/SwiftGen)
 - [SwiftUI-Introspect](https://github.com/siteline/SwiftUI-Introspect)