diff --git a/Sources/swift-format/PrintVersion.swift b/Sources/swift-format/PrintVersion.swift
index 15b90e48a..a24f7a7f4 100644
--- a/Sources/swift-format/PrintVersion.swift
+++ b/Sources/swift-format/PrintVersion.swift
@@ -12,5 +12,5 @@
 
 func printVersionInformation() {
   // TODO: Automate updates to this somehow.
-  print("main")
+  print("601.0.0-prerelease-2024-10-01")
 }