diff --git a/prototype/doubt-swift/main.swift b/prototype/doubt-swift/main.swift
index 9160e0716..bfe90dea4 100644
--- a/prototype/doubt-swift/main.swift
+++ b/prototype/doubt-swift/main.swift
@@ -104,5 +104,5 @@ extension Fix where A: StringConvertible {
 }
 
 if let a = arguments[1].flatMap({ Fix<Info>(path: $0) }), b = arguments[2].flatMap({ Fix<Info>(path: $0) }) {
-	print(FreeAlgorithm<Info, Free<Info, Patch<Info>>>(a, b).evaluate())
+	print(Algorithm<Info, Free<Info, Patch<Info>>>(a, b).evaluate())
 }